Home / 356,826.20-492,418.86-195,677.24

Finding the Fourth Proportional to 356,826.20, 492,418.86 and 195,677.24

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Solution

The fourth proportional to 356,826.20, 492,418.86 and 195,677.24 is: 270,033.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,826.20 : 492,418.86 = 195,677.24 : x
  2. Step 2: Convert to fraction form
    356,826.20/492,418.86 = 195,677.24/x
  3. Step 3: Cross multiply
    356,826.20x = 492,418.86 × 195,677.24
  4. Step 4: Simplify right side
    356,826.20x = 96,355,163,448.75
  5. Step 5: Solve for x
    x = 96,355,163,448.75/356,826.20
  6. Step 6: Final answer
    x = 270,033.88

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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.