Home / 348,082.26-522,272.28-145,725.66

Finding the Fourth Proportional to 348,082.26, 522,272.28 and 145,725.66

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Solution

The fourth proportional to 348,082.26, 522,272.28 and 145,725.66 is: 218,650.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,082.26 : 522,272.28 = 145,725.66 : x
  2. Step 2: Convert to fraction form
    348,082.26/522,272.28 = 145,725.66/x
  3. Step 3: Cross multiply
    348,082.26x = 522,272.28 × 145,725.66
  4. Step 4: Simplify right side
    348,082.26x = 76,108,472,702.70
  5. Step 5: Solve for x
    x = 76,108,472,702.70/348,082.26
  6. Step 6: Final answer
    x = 218,650.82

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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.