Home / 690,046.08-952,100.76-580,082.88

Finding the Fourth Proportional to 690,046.08, 952,100.76 and 580,082.88

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Solution

The fourth proportional to 690,046.08, 952,100.76 and 580,082.88 is: 800,377.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,046.08 : 952,100.76 = 580,082.88 : x
  2. Step 2: Convert to fraction form
    690,046.08/952,100.76 = 580,082.88/x
  3. Step 3: Cross multiply
    690,046.08x = 952,100.76 × 580,082.88
  4. Step 4: Simplify right side
    690,046.08x = 552,297,350,910.99
  5. Step 5: Solve for x
    x = 552,297,350,910.99/690,046.08
  6. Step 6: Final answer
    x = 800,377.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.