Home / 992,481.76-1,486,324.59-564,721.57

Finding the Fourth Proportional to 992,481.76, 1,486,324.59 and 564,721.57

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Solution

The fourth proportional to 992,481.76, 1,486,324.59 and 564,721.57 is: 845,717.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,481.76 : 1,486,324.59 = 564,721.57 : x
  2. Step 2: Convert to fraction form
    992,481.76/1,486,324.59 = 564,721.57/x
  3. Step 3: Cross multiply
    992,481.76x = 1,486,324.59 × 564,721.57
  4. Step 4: Simplify right side
    992,481.76x = 839,359,555,734.61
  5. Step 5: Solve for x
    x = 839,359,555,734.61/992,481.76
  6. Step 6: Final answer
    x = 845,717.86

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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.