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Finding the Fourth Proportional to 672,323.46, 927,806.39 and 370,517.46

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Solution

The fourth proportional to 672,323.46, 927,806.39 and 370,517.46 is: 511,314.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,323.46 : 927,806.39 = 370,517.46 : x
  2. Step 2: Convert to fraction form
    672,323.46/927,806.39 = 370,517.46/x
  3. Step 3: Cross multiply
    672,323.46x = 927,806.39 × 370,517.46
  4. Step 4: Simplify right side
    672,323.46x = 343,768,469,313.14
  5. Step 5: Solve for x
    x = 343,768,469,313.14/672,323.46
  6. Step 6: Final answer
    x = 511,314.11

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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.