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Finding the Fourth Proportional to 567,505.61, 849,155.70 and 454,844.13

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Solution

The fourth proportional to 567,505.61, 849,155.70 and 454,844.13 is: 680,580.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,505.61 : 849,155.70 = 454,844.13 : x
  2. Step 2: Convert to fraction form
    567,505.61/849,155.70 = 454,844.13/x
  3. Step 3: Cross multiply
    567,505.61x = 849,155.70 × 454,844.13
  4. Step 4: Simplify right side
    567,505.61x = 386,233,479,081.04
  5. Step 5: Solve for x
    x = 386,233,479,081.04/567,505.61
  6. Step 6: Final answer
    x = 680,580.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.