Home / 498,928.75-748,382.52-161,968.92

Finding the Fourth Proportional to 498,928.75, 748,382.52 and 161,968.92

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Solution

The fourth proportional to 498,928.75, 748,382.52 and 161,968.92 is: 242,949.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,928.75 : 748,382.52 = 161,968.92 : x
  2. Step 2: Convert to fraction form
    498,928.75/748,382.52 = 161,968.92/x
  3. Step 3: Cross multiply
    498,928.75x = 748,382.52 × 161,968.92
  4. Step 4: Simplify right side
    498,928.75x = 121,214,706,312.23
  5. Step 5: Solve for x
    x = 121,214,706,312.23/498,928.75
  6. Step 6: Final answer
    x = 242,949.93

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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.