Home / 667,595.37-1,001,378.91-162,158.70

Finding the Fourth Proportional to 667,595.37, 1,001,378.91 and 162,158.70

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Solution

The fourth proportional to 667,595.37, 1,001,378.91 and 162,158.70 is: 243,234.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,595.37 : 1,001,378.91 = 162,158.70 : x
  2. Step 2: Convert to fraction form
    667,595.37/1,001,378.91 = 162,158.70/x
  3. Step 3: Cross multiply
    667,595.37x = 1,001,378.91 × 162,158.70
  4. Step 4: Simplify right side
    667,595.37x = 162,382,302,253.02
  5. Step 5: Solve for x
    x = 162,382,302,253.02/667,595.37
  6. Step 6: Final answer
    x = 243,234.61

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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.