Home / 265,284.32-397,660.54-123,229.40

Finding the Fourth Proportional to 265,284.32, 397,660.54 and 123,229.40

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Solution

The fourth proportional to 265,284.32, 397,660.54 and 123,229.40 is: 184,720.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,284.32 : 397,660.54 = 123,229.40 : x
  2. Step 2: Convert to fraction form
    265,284.32/397,660.54 = 123,229.40/x
  3. Step 3: Cross multiply
    265,284.32x = 397,660.54 × 123,229.40
  4. Step 4: Simplify right side
    265,284.32x = 49,003,469,919.40
  5. Step 5: Solve for x
    x = 49,003,469,919.40/265,284.32
  6. Step 6: Final answer
    x = 184,720.57

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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.