Home / 558,654.20-771,328.50-522,962.36

Finding the Fourth Proportional to 558,654.20, 771,328.50 and 522,962.36

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Solution

The fourth proportional to 558,654.20, 771,328.50 and 522,962.36 is: 722,049.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,654.20 : 771,328.50 = 522,962.36 : x
  2. Step 2: Convert to fraction form
    558,654.20/771,328.50 = 522,962.36/x
  3. Step 3: Cross multiply
    558,654.20x = 771,328.50 × 522,962.36
  4. Step 4: Simplify right side
    558,654.20x = 403,375,772,695.26
  5. Step 5: Solve for x
    x = 403,375,772,695.26/558,654.20
  6. Step 6: Final answer
    x = 722,049.12

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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.