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Finding the Fourth Proportional to 609,722.12, 914,630.49 and 183,224.65

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Solution

The fourth proportional to 609,722.12, 914,630.49 and 183,224.65 is: 274,851.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,722.12 : 914,630.49 = 183,224.65 : x
  2. Step 2: Convert to fraction form
    609,722.12/914,630.49 = 183,224.65/x
  3. Step 3: Cross multiply
    609,722.12x = 914,630.49 × 183,224.65
  4. Step 4: Simplify right side
    609,722.12x = 167,582,849,123.00
  5. Step 5: Solve for x
    x = 167,582,849,123.00/609,722.12
  6. Step 6: Final answer
    x = 274,851.19

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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.