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Finding the Fourth Proportional to 602,977.70, 904,466.55 and 288,049.70

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Solution

The fourth proportional to 602,977.70, 904,466.55 and 288,049.70 is: 432,074.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,977.70 : 904,466.55 = 288,049.70 : x
  2. Step 2: Convert to fraction form
    602,977.70/904,466.55 = 288,049.70/x
  3. Step 3: Cross multiply
    602,977.70x = 904,466.55 × 288,049.70
  4. Step 4: Simplify right side
    602,977.70x = 260,531,318,387.54
  5. Step 5: Solve for x
    x = 260,531,318,387.54/602,977.70
  6. Step 6: Final answer
    x = 432,074.55

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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.