Home / 722,829.16-1,083,103.10-266,792.71

Finding the Fourth Proportional to 722,829.16, 1,083,103.10 and 266,792.71

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Solution

The fourth proportional to 722,829.16, 1,083,103.10 and 266,792.71 is: 399,768.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,829.16 : 1,083,103.10 = 266,792.71 : x
  2. Step 2: Convert to fraction form
    722,829.16/1,083,103.10 = 266,792.71/x
  3. Step 3: Cross multiply
    722,829.16x = 1,083,103.10 × 266,792.71
  4. Step 4: Simplify right side
    722,829.16x = 288,964,010,247.97
  5. Step 5: Solve for x
    x = 288,964,010,247.97/722,829.16
  6. Step 6: Final answer
    x = 399,768.06

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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.