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Finding the Fourth Proportional to 653,948.20, 980,922.30 and 602,772.40

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Solution

The fourth proportional to 653,948.20, 980,922.30 and 602,772.40 is: 904,158.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,948.20 : 980,922.30 = 602,772.40 : x
  2. Step 2: Convert to fraction form
    653,948.20/980,922.30 = 602,772.40/x
  3. Step 3: Cross multiply
    653,948.20x = 980,922.30 × 602,772.40
  4. Step 4: Simplify right side
    653,948.20x = 591,272,888,984.52
  5. Step 5: Solve for x
    x = 591,272,888,984.52/653,948.20
  6. Step 6: Final answer
    x = 904,158.60

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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.