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Finding the Fourth Proportional to 549,700.64, 822,891.12 and 497,134.88

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Solution

The fourth proportional to 549,700.64, 822,891.12 and 497,134.88 is: 744,201.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,700.64 : 822,891.12 = 497,134.88 : x
  2. Step 2: Convert to fraction form
    549,700.64/822,891.12 = 497,134.88/x
  3. Step 3: Cross multiply
    549,700.64x = 822,891.12 × 497,134.88
  4. Step 4: Simplify right side
    549,700.64x = 409,087,878,194.27
  5. Step 5: Solve for x
    x = 409,087,878,194.27/549,700.64
  6. Step 6: Final answer
    x = 744,201.20

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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.