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Finding the Fourth Proportional to 549,655.12, 824,350.06 and 229,634.11

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Solution

The fourth proportional to 549,655.12, 824,350.06 and 229,634.11 is: 344,395.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,655.12 : 824,350.06 = 229,634.11 : x
  2. Step 2: Convert to fraction form
    549,655.12/824,350.06 = 229,634.11/x
  3. Step 3: Cross multiply
    549,655.12x = 824,350.06 × 229,634.11
  4. Step 4: Simplify right side
    549,655.12x = 189,298,892,356.55
  5. Step 5: Solve for x
    x = 189,298,892,356.55/549,655.12
  6. Step 6: Final answer
    x = 344,395.76

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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.