Home / 667,223.69-1,000,902.51-187,452.59

Finding the Fourth Proportional to 667,223.69, 1,000,902.51 and 187,452.59

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Solution

The fourth proportional to 667,223.69, 1,000,902.51 and 187,452.59 is: 281,197.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,223.69 : 1,000,902.51 = 187,452.59 : x
  2. Step 2: Convert to fraction form
    667,223.69/1,000,902.51 = 187,452.59/x
  3. Step 3: Cross multiply
    667,223.69x = 1,000,902.51 × 187,452.59
  4. Step 4: Simplify right side
    667,223.69x = 187,621,762,832.49
  5. Step 5: Solve for x
    x = 187,621,762,832.49/667,223.69
  6. Step 6: Final answer
    x = 281,197.70

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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.