Home / 652,765.85-979,146.04-368,326.91

Finding the Fourth Proportional to 652,765.85, 979,146.04 and 368,326.91

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Solution

The fourth proportional to 652,765.85, 979,146.04 and 368,326.91 is: 552,488.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,765.85 : 979,146.04 = 368,326.91 : x
  2. Step 2: Convert to fraction form
    652,765.85/979,146.04 = 368,326.91/x
  3. Step 3: Cross multiply
    652,765.85x = 979,146.04 × 368,326.91
  4. Step 4: Simplify right side
    652,765.85x = 360,645,832,061.90
  5. Step 5: Solve for x
    x = 360,645,832,061.90/652,765.85
  6. Step 6: Final answer
    x = 552,488.82

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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.