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Finding the Fourth Proportional to 552,722.13, 829,083.20 and 153,362.97

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Solution

The fourth proportional to 552,722.13, 829,083.20 and 153,362.97 is: 230,044.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,722.13 : 829,083.20 = 153,362.97 : x
  2. Step 2: Convert to fraction form
    552,722.13/829,083.20 = 153,362.97/x
  3. Step 3: Cross multiply
    552,722.13x = 829,083.20 × 153,362.97
  4. Step 4: Simplify right side
    552,722.13x = 127,150,661,929.10
  5. Step 5: Solve for x
    x = 127,150,661,929.10/552,722.13
  6. Step 6: Final answer
    x = 230,044.46

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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.