Home / 406,567.20-609,734.16-282,695.52

Finding the Fourth Proportional to 406,567.20, 609,734.16 and 282,695.52

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Solution

The fourth proportional to 406,567.20, 609,734.16 and 282,695.52 is: 423,962.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,567.20 : 609,734.16 = 282,695.52 : x
  2. Step 2: Convert to fraction form
    406,567.20/609,734.16 = 282,695.52/x
  3. Step 3: Cross multiply
    406,567.20x = 609,734.16 × 282,695.52
  4. Step 4: Simplify right side
    406,567.20x = 172,369,115,422.96
  5. Step 5: Solve for x
    x = 172,369,115,422.96/406,567.20
  6. Step 6: Final answer
    x = 423,962.18

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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.