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Finding the Fourth Proportional to 574,088.84, 861,326.84 and 254,197.02

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Solution

The fourth proportional to 574,088.84, 861,326.84 and 254,197.02 is: 381,381.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,088.84 : 861,326.84 = 254,197.02 : x
  2. Step 2: Convert to fraction form
    574,088.84/861,326.84 = 254,197.02/x
  3. Step 3: Cross multiply
    574,088.84x = 861,326.84 × 254,197.02
  4. Step 4: Simplify right side
    574,088.84x = 218,946,715,974.02
  5. Step 5: Solve for x
    x = 218,946,715,974.02/574,088.84
  6. Step 6: Final answer
    x = 381,381.24

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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.