Home / 979,876.10-1,468,435.73-779,306.33

Finding the Fourth Proportional to 979,876.10, 1,468,435.73 and 779,306.33

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Solution

The fourth proportional to 979,876.10, 1,468,435.73 and 779,306.33 is: 1,167,863.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,876.10 : 1,468,435.73 = 779,306.33 : x
  2. Step 2: Convert to fraction form
    979,876.10/1,468,435.73 = 779,306.33/x
  3. Step 3: Cross multiply
    979,876.10x = 1,468,435.73 × 779,306.33
  4. Step 4: Simplify right side
    979,876.10x = 1,144,361,248,348.46
  5. Step 5: Solve for x
    x = 1,144,361,248,348.46/979,876.10
  6. Step 6: Final answer
    x = 1,167,863.22

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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.