Home / 668,768.48-1,003,049.04-195,326.72

Finding the Fourth Proportional to 668,768.48, 1,003,049.04 and 195,326.72

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Solution

The fourth proportional to 668,768.48, 1,003,049.04 and 195,326.72 is: 292,959.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,768.48 : 1,003,049.04 = 195,326.72 : x
  2. Step 2: Convert to fraction form
    668,768.48/1,003,049.04 = 195,326.72/x
  3. Step 3: Cross multiply
    668,768.48x = 1,003,049.04 × 195,326.72
  4. Step 4: Simplify right side
    668,768.48x = 195,922,278,982.35
  5. Step 5: Solve for x
    x = 195,922,278,982.35/668,768.48
  6. Step 6: Final answer
    x = 292,959.80

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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.