Home / 356,836.24-492,439.56-195,706

Finding the Fourth Proportional to 356,836.24, 492,439.56 and 195,706

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Solution

The fourth proportional to 356,836.24, 492,439.56 and 195,706 is: 270,077.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,836.24 : 492,439.56 = 195,706 : x
  2. Step 2: Convert to fraction form
    356,836.24/492,439.56 = 195,706/x
  3. Step 3: Cross multiply
    356,836.24x = 492,439.56 × 195,706
  4. Step 4: Simplify right side
    356,836.24x = 96,373,376,529.36
  5. Step 5: Solve for x
    x = 96,373,376,529.36/356,836.24
  6. Step 6: Final answer
    x = 270,077.32

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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.