Home / 849,732.38-1,172,672.79-467,755.10

Finding the Fourth Proportional to 849,732.38, 1,172,672.79 and 467,755.10

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Solution

The fourth proportional to 849,732.38, 1,172,672.79 and 467,755.10 is: 645,525.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,732.38 : 1,172,672.79 = 467,755.10 : x
  2. Step 2: Convert to fraction form
    849,732.38/1,172,672.79 = 467,755.10/x
  3. Step 3: Cross multiply
    849,732.38x = 1,172,672.79 × 467,755.10
  4. Step 4: Simplify right side
    849,732.38x = 548,523,678,153.73
  5. Step 5: Solve for x
    x = 548,523,678,153.73/849,732.38
  6. Step 6: Final answer
    x = 645,525.22

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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.