Home / 667,544.54-1,001,302.95-162,108.16

Finding the Fourth Proportional to 667,544.54, 1,001,302.95 and 162,108.16

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Solution

The fourth proportional to 667,544.54, 1,001,302.95 and 162,108.16 is: 243,158.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,544.54 : 1,001,302.95 = 162,108.16 : x
  2. Step 2: Convert to fraction form
    667,544.54/1,001,302.95 = 162,108.16/x
  3. Step 3: Cross multiply
    667,544.54x = 1,001,302.95 × 162,108.16
  4. Step 4: Simplify right side
    667,544.54x = 162,319,375,918.54
  5. Step 5: Solve for x
    x = 162,319,375,918.54/667,544.54
  6. Step 6: Final answer
    x = 243,158.87

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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.