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Finding the Fourth Proportional to 924,953.28, 1,387,422.72 and 475,800

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Solution

The fourth proportional to 924,953.28, 1,387,422.72 and 475,800 is: 713,696.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,953.28 : 1,387,422.72 = 475,800 : x
  2. Step 2: Convert to fraction form
    924,953.28/1,387,422.72 = 475,800/x
  3. Step 3: Cross multiply
    924,953.28x = 1,387,422.72 × 475,800
  4. Step 4: Simplify right side
    924,953.28x = 660,135,730,176
  5. Step 5: Solve for x
    x = 660,135,730,176/924,953.28
  6. Step 6: Final answer
    x = 713,696.30

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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.