Home / 434,517.28-651,776.46-118,976.92

Finding the Fourth Proportional to 434,517.28, 651,776.46 and 118,976.92

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Solution

The fourth proportional to 434,517.28, 651,776.46 and 118,976.92 is: 178,465.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,517.28 : 651,776.46 = 118,976.92 : x
  2. Step 2: Convert to fraction form
    434,517.28/651,776.46 = 118,976.92/x
  3. Step 3: Cross multiply
    434,517.28x = 651,776.46 × 118,976.92
  4. Step 4: Simplify right side
    434,517.28x = 77,546,355,739.30
  5. Step 5: Solve for x
    x = 77,546,355,739.30/434,517.28
  6. Step 6: Final answer
    x = 178,465.53

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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.