Home / 741,632.75-1,112,560.14-268,428.83

Finding the Fourth Proportional to 741,632.75, 1,112,560.14 and 268,428.83

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Solution

The fourth proportional to 741,632.75, 1,112,560.14 and 268,428.83 is: 402,683.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,632.75 : 1,112,560.14 = 268,428.83 : x
  2. Step 2: Convert to fraction form
    741,632.75/1,112,560.14 = 268,428.83/x
  3. Step 3: Cross multiply
    741,632.75x = 1,112,560.14 × 268,428.83
  4. Step 4: Simplify right side
    741,632.75x = 298,643,211,122.04
  5. Step 5: Solve for x
    x = 298,643,211,122.04/741,632.75
  6. Step 6: Final answer
    x = 402,683.42

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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.