Home / 845,043.42-1,267,553.16-205,351.86

Finding the Fourth Proportional to 845,043.42, 1,267,553.16 and 205,351.86

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Solution

The fourth proportional to 845,043.42, 1,267,553.16 and 205,351.86 is: 308,024.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,043.42 : 1,267,553.16 = 205,351.86 : x
  2. Step 2: Convert to fraction form
    845,043.42/1,267,553.16 = 205,351.86/x
  3. Step 3: Cross multiply
    845,043.42x = 1,267,553.16 × 205,351.86
  4. Step 4: Simplify right side
    845,043.42x = 260,294,399,054.88
  5. Step 5: Solve for x
    x = 260,294,399,054.88/845,043.42
  6. Step 6: Final answer
    x = 308,024.88

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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.