Home / 231,397.08-346,135.92-217,225.32

Finding the Fourth Proportional to 231,397.08, 346,135.92 and 217,225.32

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Solution

The fourth proportional to 231,397.08, 346,135.92 and 217,225.32 is: 324,937.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,397.08 : 346,135.92 = 217,225.32 : x
  2. Step 2: Convert to fraction form
    231,397.08/346,135.92 = 217,225.32/x
  3. Step 3: Cross multiply
    231,397.08x = 346,135.92 × 217,225.32
  4. Step 4: Simplify right side
    231,397.08x = 75,189,485,985.49
  5. Step 5: Solve for x
    x = 75,189,485,985.49/231,397.08
  6. Step 6: Final answer
    x = 324,937.06

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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.