Home / 668,359.04-1,002,930.24-268,937.60

Finding the Fourth Proportional to 668,359.04, 1,002,930.24 and 268,937.60

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Solution

The fourth proportional to 668,359.04, 1,002,930.24 and 268,937.60 is: 403,564.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,359.04 : 1,002,930.24 = 268,937.60 : x
  2. Step 2: Convert to fraction form
    668,359.04/1,002,930.24 = 268,937.60/x
  3. Step 3: Cross multiply
    668,359.04x = 1,002,930.24 × 268,937.60
  4. Step 4: Simplify right side
    668,359.04x = 269,725,651,713.02
  5. Step 5: Solve for x
    x = 269,725,651,713.02/668,359.04
  6. Step 6: Final answer
    x = 403,564.01

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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.