Home / 681,612.94-1,022,416.30-176,130.96

Finding the Fourth Proportional to 681,612.94, 1,022,416.30 and 176,130.96

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Solution

The fourth proportional to 681,612.94, 1,022,416.30 and 176,130.96 is: 264,195.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,612.94 : 1,022,416.30 = 176,130.96 : x
  2. Step 2: Convert to fraction form
    681,612.94/1,022,416.30 = 176,130.96/x
  3. Step 3: Cross multiply
    681,612.94x = 1,022,416.30 × 176,130.96
  4. Step 4: Simplify right side
    681,612.94x = 180,079,164,438.65
  5. Step 5: Solve for x
    x = 180,079,164,438.65/681,612.94
  6. Step 6: Final answer
    x = 264,195.64

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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.