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Finding the Fourth Proportional to 426,016.11, 588,097.92 and 367,640.64

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Solution

The fourth proportional to 426,016.11, 588,097.92 and 367,640.64 is: 507,512.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,016.11 : 588,097.92 = 367,640.64 : x
  2. Step 2: Convert to fraction form
    426,016.11/588,097.92 = 367,640.64/x
  3. Step 3: Cross multiply
    426,016.11x = 588,097.92 × 367,640.64
  4. Step 4: Simplify right side
    426,016.11x = 216,208,695,691.47
  5. Step 5: Solve for x
    x = 216,208,695,691.47/426,016.11
  6. Step 6: Final answer
    x = 507,512.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.