Home / 443,292.62-665,923.07-274,937.36

Finding the Fourth Proportional to 443,292.62, 665,923.07 and 274,937.36

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Solution

The fourth proportional to 443,292.62, 665,923.07 and 274,937.36 is: 413,016.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,292.62 : 665,923.07 = 274,937.36 : x
  2. Step 2: Convert to fraction form
    443,292.62/665,923.07 = 274,937.36/x
  3. Step 3: Cross multiply
    443,292.62x = 665,923.07 × 274,937.36
  4. Step 4: Simplify right side
    443,292.62x = 183,087,128,186.62
  5. Step 5: Solve for x
    x = 183,087,128,186.62/443,292.62
  6. Step 6: Final answer
    x = 413,016.42

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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.