Home / 311,316.30-466,974.45-283,760.10

Finding the Fourth Proportional to 311,316.30, 466,974.45 and 283,760.10

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Solution

The fourth proportional to 311,316.30, 466,974.45 and 283,760.10 is: 425,640.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,316.30 : 466,974.45 = 283,760.10 : x
  2. Step 2: Convert to fraction form
    311,316.30/466,974.45 = 283,760.10/x
  3. Step 3: Cross multiply
    311,316.30x = 466,974.45 × 283,760.10
  4. Step 4: Simplify right side
    311,316.30x = 132,508,716,629.45
  5. Step 5: Solve for x
    x = 132,508,716,629.45/311,316.30
  6. Step 6: Final answer
    x = 425,640.15

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1.5x scale

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.