Home / 668,132.12-1,002,091.49-194,706.74

Finding the Fourth Proportional to 668,132.12, 1,002,091.49 and 194,706.74

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Solution

The fourth proportional to 668,132.12, 1,002,091.49 and 194,706.74 is: 292,029.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,132.12 : 1,002,091.49 = 194,706.74 : x
  2. Step 2: Convert to fraction form
    668,132.12/1,002,091.49 = 194,706.74/x
  3. Step 3: Cross multiply
    668,132.12x = 1,002,091.49 × 194,706.74
  4. Step 4: Simplify right side
    668,132.12x = 195,113,967,199.64
  5. Step 5: Solve for x
    x = 195,113,967,199.64/668,132.12
  6. Step 6: Final answer
    x = 292,029.02

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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.