Home / 661,766.25-992,248.48-296,960.95

Finding the Fourth Proportional to 661,766.25, 992,248.48 and 296,960.95

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Solution

The fourth proportional to 661,766.25, 992,248.48 and 296,960.95 is: 445,261.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,766.25 : 992,248.48 = 296,960.95 : x
  2. Step 2: Convert to fraction form
    661,766.25/992,248.48 = 296,960.95/x
  3. Step 3: Cross multiply
    661,766.25x = 992,248.48 × 296,960.95
  4. Step 4: Simplify right side
    661,766.25x = 294,659,051,256.86
  5. Step 5: Solve for x
    x = 294,659,051,256.86/661,766.25
  6. Step 6: Final answer
    x = 445,261.53

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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.