Home / 668,175.29-1,002,410.35-194,897.69

Finding the Fourth Proportional to 668,175.29, 1,002,410.35 and 194,897.69

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Solution

The fourth proportional to 668,175.29, 1,002,410.35 and 194,897.69 is: 292,389.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,175.29 : 1,002,410.35 = 194,897.69 : x
  2. Step 2: Convert to fraction form
    668,175.29/1,002,410.35 = 194,897.69/x
  3. Step 3: Cross multiply
    668,175.29x = 1,002,410.35 × 194,897.69
  4. Step 4: Simplify right side
    668,175.29x = 195,367,456,147.80
  5. Step 5: Solve for x
    x = 195,367,456,147.80/668,175.29
  6. Step 6: Final answer
    x = 292,389.53

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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.