Home / 674,154.24-1,010,983.20-274,578

Finding the Fourth Proportional to 674,154.24, 1,010,983.20 and 274,578

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Solution

The fourth proportional to 674,154.24, 1,010,983.20 and 274,578 is: 411,765.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,154.24 : 1,010,983.20 = 274,578 : x
  2. Step 2: Convert to fraction form
    674,154.24/1,010,983.20 = 274,578/x
  3. Step 3: Cross multiply
    674,154.24x = 1,010,983.20 × 274,578
  4. Step 4: Simplify right side
    674,154.24x = 277,593,745,089.60
  5. Step 5: Solve for x
    x = 277,593,745,089.60/674,154.24
  6. Step 6: Final answer
    x = 411,765.93

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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.