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Finding the Fourth Proportional to 373,437.92, 560,154 and 92,953.28

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Solution

The fourth proportional to 373,437.92, 560,154 and 92,953.28 is: 139,429.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,437.92 : 560,154 = 92,953.28 : x
  2. Step 2: Convert to fraction form
    373,437.92/560,154 = 92,953.28/x
  3. Step 3: Cross multiply
    373,437.92x = 560,154 × 92,953.28
  4. Step 4: Simplify right side
    373,437.92x = 52,068,151,605.12
  5. Step 5: Solve for x
    x = 52,068,151,605.12/373,437.92
  6. Step 6: Final answer
    x = 139,429.20

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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.