Home / 716,338.25-1,074,507.36-491,015.58

Finding the Fourth Proportional to 716,338.25, 1,074,507.36 and 491,015.58

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Solution

The fourth proportional to 716,338.25, 1,074,507.36 and 491,015.58 is: 736,523.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,338.25 : 1,074,507.36 = 491,015.58 : x
  2. Step 2: Convert to fraction form
    716,338.25/1,074,507.36 = 491,015.58/x
  3. Step 3: Cross multiply
    716,338.25x = 1,074,507.36 × 491,015.58
  4. Step 4: Simplify right side
    716,338.25x = 527,599,854,584.67
  5. Step 5: Solve for x
    x = 527,599,854,584.67/716,338.25
  6. Step 6: Final answer
    x = 736,523.36

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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.