Home / 805,981.67-1,208,928.78-244,972.43

Finding the Fourth Proportional to 805,981.67, 1,208,928.78 and 244,972.43

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Solution

The fourth proportional to 805,981.67, 1,208,928.78 and 244,972.43 is: 367,445.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,981.67 : 1,208,928.78 = 244,972.43 : x
  2. Step 2: Convert to fraction form
    805,981.67/1,208,928.78 = 244,972.43/x
  3. Step 3: Cross multiply
    805,981.67x = 1,208,928.78 × 244,972.43
  4. Step 4: Simplify right side
    805,981.67x = 296,154,220,933.54
  5. Step 5: Solve for x
    x = 296,154,220,933.54/805,981.67
  6. Step 6: Final answer
    x = 367,445.36

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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.