Home / 648,829.16-972,521.04-269,538.56

Finding the Fourth Proportional to 648,829.16, 972,521.04 and 269,538.56

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Solution

The fourth proportional to 648,829.16, 972,521.04 and 269,538.56 is: 404,007.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,829.16 : 972,521.04 = 269,538.56 : x
  2. Step 2: Convert to fraction form
    648,829.16/972,521.04 = 269,538.56/x
  3. Step 3: Cross multiply
    648,829.16x = 972,521.04 × 269,538.56
  4. Step 4: Simplify right side
    648,829.16x = 262,131,920,691.30
  5. Step 5: Solve for x
    x = 262,131,920,691.30/648,829.16
  6. Step 6: Final answer
    x = 404,007.61

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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.