Home / 579,262.82-868,892.48-146,979.44

Finding the Fourth Proportional to 579,262.82, 868,892.48 and 146,979.44

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Solution

The fourth proportional to 579,262.82, 868,892.48 and 146,979.44 is: 220,468.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,262.82 : 868,892.48 = 146,979.44 : x
  2. Step 2: Convert to fraction form
    579,262.82/868,892.48 = 146,979.44/x
  3. Step 3: Cross multiply
    579,262.82x = 868,892.48 × 146,979.44
  4. Step 4: Simplify right side
    579,262.82x = 127,709,332,670.29
  5. Step 5: Solve for x
    x = 127,709,332,670.29/579,262.82
  6. Step 6: Final answer
    x = 220,468.72

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Double scale
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Similar ratio
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1.5x scale

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.