Home / 668,053.14-1,002,065.15-162,616.79

Finding the Fourth Proportional to 668,053.14, 1,002,065.15 and 162,616.79

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Solution

The fourth proportional to 668,053.14, 1,002,065.15 and 162,616.79 is: 243,921.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,053.14 : 1,002,065.15 = 162,616.79 : x
  2. Step 2: Convert to fraction form
    668,053.14/1,002,065.15 = 162,616.79/x
  3. Step 3: Cross multiply
    668,053.14x = 1,002,065.15 × 162,616.79
  4. Step 4: Simplify right side
    668,053.14x = 162,952,612,240.46
  5. Step 5: Solve for x
    x = 162,952,612,240.46/668,053.14
  6. Step 6: Final answer
    x = 243,921.63

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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.