Home / 889,470.76-1,333,803.42-383,793.16

Finding the Fourth Proportional to 889,470.76, 1,333,803.42 and 383,793.16

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Solution

The fourth proportional to 889,470.76, 1,333,803.42 and 383,793.16 is: 575,515.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,470.76 : 1,333,803.42 = 383,793.16 : x
  2. Step 2: Convert to fraction form
    889,470.76/1,333,803.42 = 383,793.16/x
  3. Step 3: Cross multiply
    889,470.76x = 1,333,803.42 × 383,793.16
  4. Step 4: Simplify right side
    889,470.76x = 511,904,629,380.61
  5. Step 5: Solve for x
    x = 511,904,629,380.61/889,470.76
  6. Step 6: Final answer
    x = 575,515.97

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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.