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Finding the Fourth Proportional to 580,920.76, 871,528.98 and 341,237.35

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Solution

The fourth proportional to 580,920.76, 871,528.98 and 341,237.35 is: 511,942.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,920.76 : 871,528.98 = 341,237.35 : x
  2. Step 2: Convert to fraction form
    580,920.76/871,528.98 = 341,237.35/x
  3. Step 3: Cross multiply
    580,920.76x = 871,528.98 × 341,237.35
  4. Step 4: Simplify right side
    580,920.76x = 297,398,243,737.33
  5. Step 5: Solve for x
    x = 297,398,243,737.33/580,920.76
  6. Step 6: Final answer
    x = 511,942.87

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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.