Home / 979,233.48-1,468,843.20-689,854.23

Finding the Fourth Proportional to 979,233.48, 1,468,843.20 and 689,854.23

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Solution

The fourth proportional to 979,233.48, 1,468,843.20 and 689,854.23 is: 1,034,776.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,233.48 : 1,468,843.20 = 689,854.23 : x
  2. Step 2: Convert to fraction form
    979,233.48/1,468,843.20 = 689,854.23/x
  3. Step 3: Cross multiply
    979,233.48x = 1,468,843.20 × 689,854.23
  4. Step 4: Simplify right side
    979,233.48x = 1,013,287,694,726.74
  5. Step 5: Solve for x
    x = 1,013,287,694,726.74/979,233.48
  6. Step 6: Final answer
    x = 1,034,776.40

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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.