Home / 310,637.16-465,660.45-198,001.17

Finding the Fourth Proportional to 310,637.16, 465,660.45 and 198,001.17

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Solution

The fourth proportional to 310,637.16, 465,660.45 and 198,001.17 is: 296,813.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,637.16 : 465,660.45 = 198,001.17 : x
  2. Step 2: Convert to fraction form
    310,637.16/465,660.45 = 198,001.17/x
  3. Step 3: Cross multiply
    310,637.16x = 465,660.45 × 198,001.17
  4. Step 4: Simplify right side
    310,637.16x = 92,201,313,922.73
  5. Step 5: Solve for x
    x = 92,201,313,922.73/310,637.16
  6. Step 6: Final answer
    x = 296,813.54

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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.