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Finding the Fourth Proportional to 580,126.80, 800,658.24 and 322,062.96

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Solution

The fourth proportional to 580,126.80, 800,658.24 and 322,062.96 is: 444,493.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,126.80 : 800,658.24 = 322,062.96 : x
  2. Step 2: Convert to fraction form
    580,126.80/800,658.24 = 322,062.96/x
  3. Step 3: Cross multiply
    580,126.80x = 800,658.24 × 322,062.96
  4. Step 4: Simplify right side
    580,126.80x = 257,862,362,722.79
  5. Step 5: Solve for x
    x = 257,862,362,722.79/580,126.80
  6. Step 6: Final answer
    x = 444,493.11

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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.