Home / 845,042.42-1,267,551.66-205,350.86

Finding the Fourth Proportional to 845,042.42, 1,267,551.66 and 205,350.86

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Solution

The fourth proportional to 845,042.42, 1,267,551.66 and 205,350.86 is: 308,023.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,042.42 : 1,267,551.66 = 205,350.86 : x
  2. Step 2: Convert to fraction form
    845,042.42/1,267,551.66 = 205,350.86/x
  3. Step 3: Cross multiply
    845,042.42x = 1,267,551.66 × 205,350.86
  4. Step 4: Simplify right side
    845,042.42x = 260,292,823,475.43
  5. Step 5: Solve for x
    x = 260,292,823,475.43/845,042.42
  6. Step 6: Final answer
    x = 308,023.38

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1.5x scale

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.