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Finding the Fourth Proportional to 549,685.62, 824,646.69 and 170,599.14

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Solution

The fourth proportional to 549,685.62, 824,646.69 and 170,599.14 is: 255,935.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,685.62 : 824,646.69 = 170,599.14 : x
  2. Step 2: Convert to fraction form
    549,685.62/824,646.69 = 170,599.14/x
  3. Step 3: Cross multiply
    549,685.62x = 824,646.69 × 170,599.14
  4. Step 4: Simplify right side
    549,685.62x = 140,684,016,117.85
  5. Step 5: Solve for x
    x = 140,684,016,117.85/549,685.62
  6. Step 6: Final answer
    x = 255,935.41

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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.