Home / 1,015,296.50-1,522,612.56-475,385.66

Finding the Fourth Proportional to 1,015,296.50, 1,522,612.56 and 475,385.66

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Solution

The fourth proportional to 1,015,296.50, 1,522,612.56 and 475,385.66 is: 712,922.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,296.50 : 1,522,612.56 = 475,385.66 : x
  2. Step 2: Convert to fraction form
    1,015,296.50/1,522,612.56 = 475,385.66/x
  3. Step 3: Cross multiply
    1,015,296.50x = 1,522,612.56 × 475,385.66
  4. Step 4: Simplify right side
    1,015,296.50x = 723,828,176,759.89
  5. Step 5: Solve for x
    x = 723,828,176,759.89/1,015,296.50
  6. Step 6: Final answer
    x = 712,922.95

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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.