Home / 845,909.66-1,269,196.79-372,262.88

Finding the Fourth Proportional to 845,909.66, 1,269,196.79 and 372,262.88

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Solution

The fourth proportional to 845,909.66, 1,269,196.79 and 372,262.88 is: 558,540.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,909.66 : 1,269,196.79 = 372,262.88 : x
  2. Step 2: Convert to fraction form
    845,909.66/1,269,196.79 = 372,262.88/x
  3. Step 3: Cross multiply
    845,909.66x = 1,269,196.79 × 372,262.88
  4. Step 4: Simplify right side
    845,909.66x = 472,474,844,124.86
  5. Step 5: Solve for x
    x = 472,474,844,124.86/845,909.66
  6. Step 6: Final answer
    x = 558,540.55

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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.