Home / 668,127.24-1,002,084.18-194,701.86

Finding the Fourth Proportional to 668,127.24, 1,002,084.18 and 194,701.86

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Solution

The fourth proportional to 668,127.24, 1,002,084.18 and 194,701.86 is: 292,021.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,127.24 : 1,002,084.18 = 194,701.86 : x
  2. Step 2: Convert to fraction form
    668,127.24/1,002,084.18 = 194,701.86/x
  3. Step 3: Cross multiply
    668,127.24x = 1,002,084.18 × 194,701.86
  4. Step 4: Simplify right side
    668,127.24x = 195,107,653,722.58
  5. Step 5: Solve for x
    x = 195,107,653,722.58/668,127.24
  6. Step 6: Final answer
    x = 292,021.70

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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.