Home / 668,290.16-1,002,407.68-241,836.12

Finding the Fourth Proportional to 668,290.16, 1,002,407.68 and 241,836.12

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Solution

The fourth proportional to 668,290.16, 1,002,407.68 and 241,836.12 is: 362,744.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,290.16 : 1,002,407.68 = 241,836.12 : x
  2. Step 2: Convert to fraction form
    668,290.16/1,002,407.68 = 241,836.12/x
  3. Step 3: Cross multiply
    668,290.16x = 1,002,407.68 × 241,836.12
  4. Step 4: Simplify right side
    668,290.16x = 242,418,383,989.40
  5. Step 5: Solve for x
    x = 242,418,383,989.40/668,290.16
  6. Step 6: Final answer
    x = 362,744.21

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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.