Home / 667,787.46-1,001,666.58-162,351.12

Finding the Fourth Proportional to 667,787.46, 1,001,666.58 and 162,351.12

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Solution

The fourth proportional to 667,787.46, 1,001,666.58 and 162,351.12 is: 243,523.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,787.46 : 1,001,666.58 = 162,351.12 : x
  2. Step 2: Convert to fraction form
    667,787.46/1,001,666.58 = 162,351.12/x
  3. Step 3: Cross multiply
    667,787.46x = 1,001,666.58 × 162,351.12
  4. Step 4: Simplify right side
    667,787.46x = 162,621,691,129.57
  5. Step 5: Solve for x
    x = 162,621,691,129.57/667,787.46
  6. Step 6: Final answer
    x = 243,523.13

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1.5x scale

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.