Home / 672,027.60-1,008,019.80-222,769.20

Finding the Fourth Proportional to 672,027.60, 1,008,019.80 and 222,769.20

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Solution

The fourth proportional to 672,027.60, 1,008,019.80 and 222,769.20 is: 334,146.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,027.60 : 1,008,019.80 = 222,769.20 : x
  2. Step 2: Convert to fraction form
    672,027.60/1,008,019.80 = 222,769.20/x
  3. Step 3: Cross multiply
    672,027.60x = 1,008,019.80 × 222,769.20
  4. Step 4: Simplify right side
    672,027.60x = 224,555,764,430.16
  5. Step 5: Solve for x
    x = 224,555,764,430.16/672,027.60
  6. Step 6: Final answer
    x = 334,146.64

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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.