Home / 849,425.52-1,172,207.39-467,452.31

Finding the Fourth Proportional to 849,425.52, 1,172,207.39 and 467,452.31

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Solution

The fourth proportional to 849,425.52, 1,172,207.39 and 467,452.31 is: 645,084.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,425.52 : 1,172,207.39 = 467,452.31 : x
  2. Step 2: Convert to fraction form
    849,425.52/1,172,207.39 = 467,452.31/x
  3. Step 3: Cross multiply
    849,425.52x = 1,172,207.39 × 467,452.31
  4. Step 4: Simplify right side
    849,425.52x = 547,951,044,056.27
  5. Step 5: Solve for x
    x = 547,951,044,056.27/849,425.52
  6. Step 6: Final answer
    x = 645,084.27

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1.5x scale

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.