Home / 435,470.38-653,037.63-169,195.84

Finding the Fourth Proportional to 435,470.38, 653,037.63 and 169,195.84

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Solution

The fourth proportional to 435,470.38, 653,037.63 and 169,195.84 is: 253,728.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,470.38 : 653,037.63 = 169,195.84 : x
  2. Step 2: Convert to fraction form
    435,470.38/653,037.63 = 169,195.84/x
  3. Step 3: Cross multiply
    435,470.38x = 653,037.63 × 169,195.84
  4. Step 4: Simplify right side
    435,470.38x = 110,491,250,359.46
  5. Step 5: Solve for x
    x = 110,491,250,359.46/435,470.38
  6. Step 6: Final answer
    x = 253,728.51

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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.