Home / 703,286.07-1,053,775.77-298,154.57

Finding the Fourth Proportional to 703,286.07, 1,053,775.77 and 298,154.57

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Solution

The fourth proportional to 703,286.07, 1,053,775.77 and 298,154.57 is: 446,742.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,286.07 : 1,053,775.77 = 298,154.57 : x
  2. Step 2: Convert to fraction form
    703,286.07/1,053,775.77 = 298,154.57/x
  3. Step 3: Cross multiply
    703,286.07x = 1,053,775.77 × 298,154.57
  4. Step 4: Simplify right side
    703,286.07x = 314,188,061,580.77
  5. Step 5: Solve for x
    x = 314,188,061,580.77/703,286.07
  6. Step 6: Final answer
    x = 446,742.90

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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.