Home / 876,221.40-1,314,332.10-496,995.60

Finding the Fourth Proportional to 876,221.40, 1,314,332.10 and 496,995.60

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Solution

The fourth proportional to 876,221.40, 1,314,332.10 and 496,995.60 is: 745,493.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,221.40 : 1,314,332.10 = 496,995.60 : x
  2. Step 2: Convert to fraction form
    876,221.40/1,314,332.10 = 496,995.60/x
  3. Step 3: Cross multiply
    876,221.40x = 1,314,332.10 × 496,995.60
  4. Step 4: Simplify right side
    876,221.40x = 653,217,270,638.76
  5. Step 5: Solve for x
    x = 653,217,270,638.76/876,221.40
  6. Step 6: Final answer
    x = 745,493.40

Related Problems

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.