Home / 356,713.27-492,251.25-195,564.79

Finding the Fourth Proportional to 356,713.27, 492,251.25 and 195,564.79

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Solution

The fourth proportional to 356,713.27, 492,251.25 and 195,564.79 is: 269,872.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,713.27 : 492,251.25 = 195,564.79 : x
  2. Step 2: Convert to fraction form
    356,713.27/492,251.25 = 195,564.79/x
  3. Step 3: Cross multiply
    356,713.27x = 492,251.25 × 195,564.79
  4. Step 4: Simplify right side
    356,713.27x = 96,267,012,333.49
  5. Step 5: Solve for x
    x = 96,267,012,333.49/356,713.27
  6. Step 6: Final answer
    x = 269,872.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.