Home / 356,701.28-492,247.64-195,552.87

Finding the Fourth Proportional to 356,701.28, 492,247.64 and 195,552.87

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Solution

The fourth proportional to 356,701.28, 492,247.64 and 195,552.87 is: 269,862.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,701.28 : 492,247.64 = 195,552.87 : x
  2. Step 2: Convert to fraction form
    356,701.28/492,247.64 = 195,552.87/x
  3. Step 3: Cross multiply
    356,701.28x = 492,247.64 × 195,552.87
  4. Step 4: Simplify right side
    356,701.28x = 96,260,437,774.96
  5. Step 5: Solve for x
    x = 96,260,437,774.96/356,701.28
  6. Step 6: Final answer
    x = 269,862.89

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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.