Home / 564,976.36-847,466.04-138,514.12

Finding the Fourth Proportional to 564,976.36, 847,466.04 and 138,514.12

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Solution

The fourth proportional to 564,976.36, 847,466.04 and 138,514.12 is: 207,771.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,976.36 : 847,466.04 = 138,514.12 : x
  2. Step 2: Convert to fraction form
    564,976.36/847,466.04 = 138,514.12/x
  3. Step 3: Cross multiply
    564,976.36x = 847,466.04 × 138,514.12
  4. Step 4: Simplify right side
    564,976.36x = 117,386,012,760.49
  5. Step 5: Solve for x
    x = 117,386,012,760.49/564,976.36
  6. Step 6: Final answer
    x = 207,771.55

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Double scale
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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.