Home / 801,100.68-1,202,065.20-352,136.76

Finding the Fourth Proportional to 801,100.68, 1,202,065.20 and 352,136.76

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Solution

The fourth proportional to 801,100.68, 1,202,065.20 and 352,136.76 is: 528,387.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,100.68 : 1,202,065.20 = 352,136.76 : x
  2. Step 2: Convert to fraction form
    801,100.68/1,202,065.20 = 352,136.76/x
  3. Step 3: Cross multiply
    801,100.68x = 1,202,065.20 × 352,136.76
  4. Step 4: Simplify right side
    801,100.68x = 423,291,344,836.75
  5. Step 5: Solve for x
    x = 423,291,344,836.75/801,100.68
  6. Step 6: Final answer
    x = 528,387.20

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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.