Home / 667,447.04-1,001,159.84-162,012.16

Finding the Fourth Proportional to 667,447.04, 1,001,159.84 and 162,012.16

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Solution

The fourth proportional to 667,447.04, 1,001,159.84 and 162,012.16 is: 243,015.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,447.04 : 1,001,159.84 = 162,012.16 : x
  2. Step 2: Convert to fraction form
    667,447.04/1,001,159.84 = 162,012.16/x
  3. Step 3: Cross multiply
    667,447.04x = 1,001,159.84 × 162,012.16
  4. Step 4: Simplify right side
    667,447.04x = 162,200,068,183.65
  5. Step 5: Solve for x
    x = 162,200,068,183.65/667,447.04
  6. Step 6: Final answer
    x = 243,015.64

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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.