Home / 269,830.16-404,999.52-198,535.42

Finding the Fourth Proportional to 269,830.16, 404,999.52 and 198,535.42

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Solution

The fourth proportional to 269,830.16, 404,999.52 and 198,535.42 is: 297,990.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,830.16 : 404,999.52 = 198,535.42 : x
  2. Step 2: Convert to fraction form
    269,830.16/404,999.52 = 198,535.42/x
  3. Step 3: Cross multiply
    269,830.16x = 404,999.52 × 198,535.42
  4. Step 4: Simplify right side
    269,830.16x = 80,406,749,803.00
  5. Step 5: Solve for x
    x = 80,406,749,803.00/269,830.16
  6. Step 6: Final answer
    x = 297,990.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.