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Finding the Fourth Proportional to 726.33, 999.93 and 652.50

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Solution

The fourth proportional to 726.33, 999.93 and 652.50 is: 898.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    726.33 : 999.93 = 652.50 : x
  2. Step 2: Convert to fraction form
    726.33/999.93 = 652.50/x
  3. Step 3: Cross multiply
    726.33x = 999.93 × 652.50
  4. Step 4: Simplify right side
    726.33x = 652,454.33
  5. Step 5: Solve for x
    x = 652,454.33/726.33
  6. Step 6: Final answer
    x = 898.29

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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.