Home / 356,366.16-491,785.50-195,227.04

Finding the Fourth Proportional to 356,366.16, 491,785.50 and 195,227.04

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Solution

The fourth proportional to 356,366.16, 491,785.50 and 195,227.04 is: 269,413.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,366.16 : 491,785.50 = 195,227.04 : x
  2. Step 2: Convert to fraction form
    356,366.16/491,785.50 = 195,227.04/x
  3. Step 3: Cross multiply
    356,366.16x = 491,785.50 × 195,227.04
  4. Step 4: Simplify right side
    356,366.16x = 96,009,827,479.92
  5. Step 5: Solve for x
    x = 96,009,827,479.92/356,366.16
  6. Step 6: Final answer
    x = 269,413.42

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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.