Home / 672,023.10-1,008,013.05-222,764.70

Finding the Fourth Proportional to 672,023.10, 1,008,013.05 and 222,764.70

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Solution

The fourth proportional to 672,023.10, 1,008,013.05 and 222,764.70 is: 334,139.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,023.10 : 1,008,013.05 = 222,764.70 : x
  2. Step 2: Convert to fraction form
    672,023.10/1,008,013.05 = 222,764.70/x
  3. Step 3: Cross multiply
    672,023.10x = 1,008,013.05 × 222,764.70
  4. Step 4: Simplify right side
    672,023.10x = 224,549,724,679.34
  5. Step 5: Solve for x
    x = 224,549,724,679.34/672,023.10
  6. Step 6: Final answer
    x = 334,139.89

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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.