Home / 609,115.52-914,571.47-339,769.92

Finding the Fourth Proportional to 609,115.52, 914,571.47 and 339,769.92

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Solution

The fourth proportional to 609,115.52, 914,571.47 and 339,769.92 is: 510,155.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,115.52 : 914,571.47 = 339,769.92 : x
  2. Step 2: Convert to fraction form
    609,115.52/914,571.47 = 339,769.92/x
  3. Step 3: Cross multiply
    609,115.52x = 914,571.47 × 339,769.92
  4. Step 4: Simplify right side
    609,115.52x = 310,743,875,196.18
  5. Step 5: Solve for x
    x = 310,743,875,196.18/609,115.52
  6. Step 6: Final answer
    x = 510,155.90

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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.