Home / 668,538.04-1,002,877.36-195,224.72

Finding the Fourth Proportional to 668,538.04, 1,002,877.36 and 195,224.72

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Solution

The fourth proportional to 668,538.04, 1,002,877.36 and 195,224.72 is: 292,857.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,538.04 : 1,002,877.36 = 195,224.72 : x
  2. Step 2: Convert to fraction form
    668,538.04/1,002,877.36 = 195,224.72/x
  3. Step 3: Cross multiply
    668,538.04x = 1,002,877.36 × 195,224.72
  4. Step 4: Simplify right side
    668,538.04x = 195,786,451,800.34
  5. Step 5: Solve for x
    x = 195,786,451,800.34/668,538.04
  6. Step 6: Final answer
    x = 292,857.61

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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.