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Finding the Fourth Proportional to 424,363.89, 585,610.48 and 233,377.28

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Solution

The fourth proportional to 424,363.89, 585,610.48 and 233,377.28 is: 322,054.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,363.89 : 585,610.48 = 233,377.28 : x
  2. Step 2: Convert to fraction form
    424,363.89/585,610.48 = 233,377.28/x
  3. Step 3: Cross multiply
    424,363.89x = 585,610.48 × 233,377.28
  4. Step 4: Simplify right side
    424,363.89x = 136,668,179,530.95
  5. Step 5: Solve for x
    x = 136,668,179,530.95/424,363.89
  6. Step 6: Final answer
    x = 322,054.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.