Home / 668,404.52-1,002,373.58-268,941.80

Finding the Fourth Proportional to 668,404.52, 1,002,373.58 and 268,941.80

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Solution

The fourth proportional to 668,404.52, 1,002,373.58 and 268,941.80 is: 403,318.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,404.52 : 1,002,373.58 = 268,941.80 : x
  2. Step 2: Convert to fraction form
    668,404.52/1,002,373.58 = 268,941.80/x
  3. Step 3: Cross multiply
    668,404.52x = 1,002,373.58 × 268,941.80
  4. Step 4: Simplify right side
    668,404.52x = 269,580,154,877.64
  5. Step 5: Solve for x
    x = 269,580,154,877.64/668,404.52
  6. Step 6: Final answer
    x = 403,318.87

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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.