Home / 962,061.38-1,442,650.34-278,792.90

Finding the Fourth Proportional to 962,061.38, 1,442,650.34 and 278,792.90

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Solution

The fourth proportional to 962,061.38, 1,442,650.34 and 278,792.90 is: 418,061.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,061.38 : 1,442,650.34 = 278,792.90 : x
  2. Step 2: Convert to fraction form
    962,061.38/1,442,650.34 = 278,792.90/x
  3. Step 3: Cross multiply
    962,061.38x = 1,442,650.34 × 278,792.90
  4. Step 4: Simplify right side
    962,061.38x = 402,200,671,974.59
  5. Step 5: Solve for x
    x = 402,200,671,974.59/962,061.38
  6. Step 6: Final answer
    x = 418,061.34

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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.