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Finding the Fourth Proportional to 580,454.70, 801,047.54 and 322,335.98

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Solution

The fourth proportional to 580,454.70, 801,047.54 and 322,335.98 is: 444,834.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,454.70 : 801,047.54 = 322,335.98 : x
  2. Step 2: Convert to fraction form
    580,454.70/801,047.54 = 322,335.98/x
  3. Step 3: Cross multiply
    580,454.70x = 801,047.54 × 322,335.98
  4. Step 4: Simplify right side
    580,454.70x = 258,206,438,215.57
  5. Step 5: Solve for x
    x = 258,206,438,215.57/580,454.70
  6. Step 6: Final answer
    x = 444,834.78

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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.