Home / 588,004.30-882,006.45-422,116.30

Finding the Fourth Proportional to 588,004.30, 882,006.45 and 422,116.30

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Solution

The fourth proportional to 588,004.30, 882,006.45 and 422,116.30 is: 633,174.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,004.30 : 882,006.45 = 422,116.30 : x
  2. Step 2: Convert to fraction form
    588,004.30/882,006.45 = 422,116.30/x
  3. Step 3: Cross multiply
    588,004.30x = 882,006.45 × 422,116.30
  4. Step 4: Simplify right side
    588,004.30x = 372,309,299,250.14
  5. Step 5: Solve for x
    x = 372,309,299,250.14/588,004.30
  6. Step 6: Final answer
    x = 633,174.45

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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.