Home / 672,025.60-1,008,016.80-222,767.20

Finding the Fourth Proportional to 672,025.60, 1,008,016.80 and 222,767.20

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Solution

The fourth proportional to 672,025.60, 1,008,016.80 and 222,767.20 is: 334,143.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,025.60 : 1,008,016.80 = 222,767.20 : x
  2. Step 2: Convert to fraction form
    672,025.60/1,008,016.80 = 222,767.20/x
  3. Step 3: Cross multiply
    672,025.60x = 1,008,016.80 × 222,767.20
  4. Step 4: Simplify right side
    672,025.60x = 224,553,080,088.96
  5. Step 5: Solve for x
    x = 224,553,080,088.96/672,025.60
  6. Step 6: Final answer
    x = 334,143.64

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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.