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Finding the Fourth Proportional to 230,742.30, 322,251.90 and 230,742.30

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Solution

The fourth proportional to 230,742.30, 322,251.90 and 230,742.30 is: 322,251.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,742.30 : 322,251.90 = 230,742.30 : x
  2. Step 2: Convert to fraction form
    230,742.30/322,251.90 = 230,742.30/x
  3. Step 3: Cross multiply
    230,742.30x = 322,251.90 × 230,742.30
  4. Step 4: Simplify right side
    230,742.30x = 74,357,144,585.37
  5. Step 5: Solve for x
    x = 74,357,144,585.37/230,742.30
  6. Step 6: Final answer
    x = 322,251.90

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.