Home / 264,839.20-396,602.70-169,923.40

Finding the Fourth Proportional to 264,839.20, 396,602.70 and 169,923.40

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Solution

The fourth proportional to 264,839.20, 396,602.70 and 169,923.40 is: 254,464.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,839.20 : 396,602.70 = 169,923.40 : x
  2. Step 2: Convert to fraction form
    264,839.20/396,602.70 = 169,923.40/x
  3. Step 3: Cross multiply
    264,839.20x = 396,602.70 × 169,923.40
  4. Step 4: Simplify right side
    264,839.20x = 67,392,079,233.18
  5. Step 5: Solve for x
    x = 67,392,079,233.18/264,839.20
  6. Step 6: Final answer
    x = 254,464.14

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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.