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Finding the Fourth Proportional to 585,675.52, 807,628.80 and 501,072.64

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Solution

The fourth proportional to 585,675.52, 807,628.80 and 501,072.64 is: 690,963.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,675.52 : 807,628.80 = 501,072.64 : x
  2. Step 2: Convert to fraction form
    585,675.52/807,628.80 = 501,072.64/x
  3. Step 3: Cross multiply
    585,675.52x = 807,628.80 × 501,072.64
  4. Step 4: Simplify right side
    585,675.52x = 404,680,694,956.03
  5. Step 5: Solve for x
    x = 404,680,694,956.03/585,675.52
  6. Step 6: Final answer
    x = 690,963.99

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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.