Home / 880,903.35-1,321,442.24-281,713.95

Finding the Fourth Proportional to 880,903.35, 1,321,442.24 and 281,713.95

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Solution

The fourth proportional to 880,903.35, 1,321,442.24 and 281,713.95 is: 422,598.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,903.35 : 1,321,442.24 = 281,713.95 : x
  2. Step 2: Convert to fraction form
    880,903.35/1,321,442.24 = 281,713.95/x
  3. Step 3: Cross multiply
    880,903.35x = 1,321,442.24 × 281,713.95
  4. Step 4: Simplify right side
    880,903.35x = 372,268,711,718.68
  5. Step 5: Solve for x
    x = 372,268,711,718.68/880,903.35
  6. Step 6: Final answer
    x = 422,598.81

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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.