Home / 845,049.60-1,268,265.60-817,401.60

Finding the Fourth Proportional to 845,049.60, 1,268,265.60 and 817,401.60

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Solution

The fourth proportional to 845,049.60, 1,268,265.60 and 817,401.60 is: 1,226,770.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,049.60 : 1,268,265.60 = 817,401.60 : x
  2. Step 2: Convert to fraction form
    845,049.60/1,268,265.60 = 817,401.60/x
  3. Step 3: Cross multiply
    845,049.60x = 1,268,265.60 × 817,401.60
  4. Step 4: Simplify right side
    845,049.60x = 1,036,682,330,664.96
  5. Step 5: Solve for x
    x = 1,036,682,330,664.96/845,049.60
  6. Step 6: Final answer
    x = 1,226,770.99

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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.