Home / 284,288.54-426,062.97-115,612.25

Finding the Fourth Proportional to 284,288.54, 426,062.97 and 115,612.25

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Solution

The fourth proportional to 284,288.54, 426,062.97 and 115,612.25 is: 173,267.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,288.54 : 426,062.97 = 115,612.25 : x
  2. Step 2: Convert to fraction form
    284,288.54/426,062.97 = 115,612.25/x
  3. Step 3: Cross multiply
    284,288.54x = 426,062.97 × 115,612.25
  4. Step 4: Simplify right side
    284,288.54x = 49,258,096,473.07
  5. Step 5: Solve for x
    x = 49,258,096,473.07/284,288.54
  6. Step 6: Final answer
    x = 173,267.97

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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.