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Finding the Fourth Proportional to 549,576.39, 824,482.12 and 170,488.90

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Solution

The fourth proportional to 549,576.39, 824,482.12 and 170,488.90 is: 255,769.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,576.39 : 824,482.12 = 170,488.90 : x
  2. Step 2: Convert to fraction form
    549,576.39/824,482.12 = 170,488.90/x
  3. Step 3: Cross multiply
    549,576.39x = 824,482.12 × 170,488.90
  4. Step 4: Simplify right side
    549,576.39x = 140,565,049,708.47
  5. Step 5: Solve for x
    x = 140,565,049,708.47/549,576.39
  6. Step 6: Final answer
    x = 255,769.81

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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.