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Finding the Fourth Proportional to 580,955.01, 801,792.96 and 326,306.20

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Solution

The fourth proportional to 580,955.01, 801,792.96 and 326,306.20 is: 450,344.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,955.01 : 801,792.96 = 326,306.20 : x
  2. Step 2: Convert to fraction form
    580,955.01/801,792.96 = 326,306.20/x
  3. Step 3: Cross multiply
    580,955.01x = 801,792.96 × 326,306.20
  4. Step 4: Simplify right side
    580,955.01x = 261,630,008,323.86
  5. Step 5: Solve for x
    x = 261,630,008,323.86/580,955.01
  6. Step 6: Final answer
    x = 450,344.70

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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.