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Finding the Fourth Proportional to 462,120.43, 637,713.71 and 252,560.04

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Solution

The fourth proportional to 462,120.43, 637,713.71 and 252,560.04 is: 348,526.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,120.43 : 637,713.71 = 252,560.04 : x
  2. Step 2: Convert to fraction form
    462,120.43/637,713.71 = 252,560.04/x
  3. Step 3: Cross multiply
    462,120.43x = 637,713.71 × 252,560.04
  4. Step 4: Simplify right side
    462,120.43x = 161,060,998,295.81
  5. Step 5: Solve for x
    x = 161,060,998,295.81/462,120.43
  6. Step 6: Final answer
    x = 348,526.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.