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Finding the Fourth Proportional to 580,531.53, 801,135.48 and 322,409.15

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Solution

The fourth proportional to 580,531.53, 801,135.48 and 322,409.15 is: 444,925.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,531.53 : 801,135.48 = 322,409.15 : x
  2. Step 2: Convert to fraction form
    580,531.53/801,135.48 = 322,409.15/x
  3. Step 3: Cross multiply
    580,531.53x = 801,135.48 × 322,409.15
  4. Step 4: Simplify right side
    580,531.53x = 258,293,405,135.97
  5. Step 5: Solve for x
    x = 258,293,405,135.97/580,531.53
  6. Step 6: Final answer
    x = 444,925.71

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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.