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Finding the Fourth Proportional to 580,914.17, 801,664.74 and 326,265.38

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Solution

The fourth proportional to 580,914.17, 801,664.74 and 326,265.38 is: 450,248.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,914.17 : 801,664.74 = 326,265.38 : x
  2. Step 2: Convert to fraction form
    580,914.17/801,664.74 = 326,265.38/x
  3. Step 3: Cross multiply
    580,914.17x = 801,664.74 × 326,265.38
  4. Step 4: Simplify right side
    580,914.17x = 261,555,451,028.70
  5. Step 5: Solve for x
    x = 261,555,451,028.70/580,914.17
  6. Step 6: Final answer
    x = 450,248.01

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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.