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Finding the Fourth Proportional to 275,958.19, 413,591.01 and 118,000.90

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Solution

The fourth proportional to 275,958.19, 413,591.01 and 118,000.90 is: 176,853.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,958.19 : 413,591.01 = 118,000.90 : x
  2. Step 2: Convert to fraction form
    275,958.19/413,591.01 = 118,000.90/x
  3. Step 3: Cross multiply
    275,958.19x = 413,591.01 × 118,000.90
  4. Step 4: Simplify right side
    275,958.19x = 48,804,108,753.95
  5. Step 5: Solve for x
    x = 48,804,108,753.95/275,958.19
  6. Step 6: Final answer
    x = 176,853.27

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1.5x scale

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.