Home / 471,976.40-707,951.63-116,982.56

Finding the Fourth Proportional to 471,976.40, 707,951.63 and 116,982.56

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Solution

The fourth proportional to 471,976.40, 707,951.63 and 116,982.56 is: 175,470.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,976.40 : 707,951.63 = 116,982.56 : x
  2. Step 2: Convert to fraction form
    471,976.40/707,951.63 = 116,982.56/x
  3. Step 3: Cross multiply
    471,976.40x = 707,951.63 × 116,982.56
  4. Step 4: Simplify right side
    471,976.40x = 82,817,989,908.90
  5. Step 5: Solve for x
    x = 82,817,989,908.90/471,976.40
  6. Step 6: Final answer
    x = 175,470.62

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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.