Home / 549,475.11-824,118.17-165,218.13

Finding the Fourth Proportional to 549,475.11, 824,118.17 and 165,218.13

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Solution

The fourth proportional to 549,475.11, 824,118.17 and 165,218.13 is: 247,798.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,475.11 : 824,118.17 = 165,218.13 : x
  2. Step 2: Convert to fraction form
    549,475.11/824,118.17 = 165,218.13/x
  3. Step 3: Cross multiply
    549,475.11x = 824,118.17 × 165,218.13
  4. Step 4: Simplify right side
    549,475.11x = 136,159,262,120.33
  5. Step 5: Solve for x
    x = 136,159,262,120.33/549,475.11
  6. Step 6: Final answer
    x = 247,798.78

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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.