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Finding the Fourth Proportional to 500,247.09, 750,179.27 and 247,440.83

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Solution

The fourth proportional to 500,247.09, 750,179.27 and 247,440.83 is: 371,066.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,247.09 : 750,179.27 = 247,440.83 : x
  2. Step 2: Convert to fraction form
    500,247.09/750,179.27 = 247,440.83/x
  3. Step 3: Cross multiply
    500,247.09x = 750,179.27 × 247,440.83
  4. Step 4: Simplify right side
    500,247.09x = 185,624,978,085.30
  5. Step 5: Solve for x
    x = 185,624,978,085.30/500,247.09
  6. Step 6: Final answer
    x = 371,066.58

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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.