Home / 962,385.86-1,442,922.61-488,156.78

Finding the Fourth Proportional to 962,385.86, 1,442,922.61 and 488,156.78

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Solution

The fourth proportional to 962,385.86, 1,442,922.61 and 488,156.78 is: 731,902.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,385.86 : 1,442,922.61 = 488,156.78 : x
  2. Step 2: Convert to fraction form
    962,385.86/1,442,922.61 = 488,156.78/x
  3. Step 3: Cross multiply
    962,385.86x = 1,442,922.61 × 488,156.78
  4. Step 4: Simplify right side
    962,385.86x = 704,372,455,086.80
  5. Step 5: Solve for x
    x = 704,372,455,086.80/962,385.86
  6. Step 6: Final answer
    x = 731,902.33

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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.