Home / 231,854.16-349,569.30-230,414.88

Finding the Fourth Proportional to 231,854.16, 349,569.30 and 230,414.88

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Solution

The fourth proportional to 231,854.16, 349,569.30 and 230,414.88 is: 347,399.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,854.16 : 349,569.30 = 230,414.88 : x
  2. Step 2: Convert to fraction form
    231,854.16/349,569.30 = 230,414.88/x
  3. Step 3: Cross multiply
    231,854.16x = 349,569.30 × 230,414.88
  4. Step 4: Simplify right side
    231,854.16x = 80,545,968,311.18
  5. Step 5: Solve for x
    x = 80,545,968,311.18/231,854.16
  6. Step 6: Final answer
    x = 347,399.28

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.