Home / 849,442.66-1,172,231.04-467,469.43

Finding the Fourth Proportional to 849,442.66, 1,172,231.04 and 467,469.43

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Solution

The fourth proportional to 849,442.66, 1,172,231.04 and 467,469.43 is: 645,107.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,442.66 : 1,172,231.04 = 467,469.43 : x
  2. Step 2: Convert to fraction form
    849,442.66/1,172,231.04 = 467,469.43/x
  3. Step 3: Cross multiply
    849,442.66x = 1,172,231.04 × 467,469.43
  4. Step 4: Simplify right side
    849,442.66x = 547,982,176,097.11
  5. Step 5: Solve for x
    x = 547,982,176,097.11/849,442.66
  6. Step 6: Final answer
    x = 645,107.91

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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.