Home / 1,202,132.40-1,803,198.60-491,924.40

Finding the Fourth Proportional to 1,202,132.40, 1,803,198.60 and 491,924.40

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Solution

The fourth proportional to 1,202,132.40, 1,803,198.60 and 491,924.40 is: 737,886.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,132.40 : 1,803,198.60 = 491,924.40 : x
  2. Step 2: Convert to fraction form
    1,202,132.40/1,803,198.60 = 491,924.40/x
  3. Step 3: Cross multiply
    1,202,132.40x = 1,803,198.60 × 491,924.40
  4. Step 4: Simplify right side
    1,202,132.40x = 887,037,389,385.84
  5. Step 5: Solve for x
    x = 887,037,389,385.84/1,202,132.40
  6. Step 6: Final answer
    x = 737,886.60

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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.