Home / 900,589.97-1,349,548.13-500,680.61

Finding the Fourth Proportional to 900,589.97, 1,349,548.13 and 500,680.61

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Solution

The fourth proportional to 900,589.97, 1,349,548.13 and 500,680.61 is: 750,277.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,589.97 : 1,349,548.13 = 500,680.61 : x
  2. Step 2: Convert to fraction form
    900,589.97/1,349,548.13 = 500,680.61/x
  3. Step 3: Cross multiply
    900,589.97x = 1,349,548.13 × 500,680.61
  4. Step 4: Simplify right side
    900,589.97x = 675,692,571,701.62
  5. Step 5: Solve for x
    x = 675,692,571,701.62/900,589.97
  6. Step 6: Final answer
    x = 750,277.70

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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.