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Finding the Fourth Proportional to 592,157.48, 888,228 and 142,874.60

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Solution

The fourth proportional to 592,157.48, 888,228 and 142,874.60 is: 214,309.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,157.48 : 888,228 = 142,874.60 : x
  2. Step 2: Convert to fraction form
    592,157.48/888,228 = 142,874.60/x
  3. Step 3: Cross multiply
    592,157.48x = 888,228 × 142,874.60
  4. Step 4: Simplify right side
    592,157.48x = 126,905,215,767.66
  5. Step 5: Solve for x
    x = 126,905,215,767.66/592,157.48
  6. Step 6: Final answer
    x = 214,309.91

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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.