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Finding the Fourth Proportional to 453,011.57, 625,160.00 and 246,280.38

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Solution

The fourth proportional to 453,011.57, 625,160.00 and 246,280.38 is: 339,869.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,011.57 : 625,160.00 = 246,280.38 : x
  2. Step 2: Convert to fraction form
    453,011.57/625,160.00 = 246,280.38/x
  3. Step 3: Cross multiply
    453,011.57x = 625,160.00 × 246,280.38
  4. Step 4: Simplify right side
    453,011.57x = 153,964,640,632.15
  5. Step 5: Solve for x
    x = 153,964,640,632.15/453,011.57
  6. Step 6: Final answer
    x = 339,869.12

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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.