Home / 284,449.32-392,514.66-163,558.44

Finding the Fourth Proportional to 284,449.32, 392,514.66 and 163,558.44

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Solution

The fourth proportional to 284,449.32, 392,514.66 and 163,558.44 is: 225,696.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,449.32 : 392,514.66 = 163,558.44 : x
  2. Step 2: Convert to fraction form
    284,449.32/392,514.66 = 163,558.44/x
  3. Step 3: Cross multiply
    284,449.32x = 392,514.66 × 163,558.44
  4. Step 4: Simplify right side
    284,449.32x = 64,199,085,466.73
  5. Step 5: Solve for x
    x = 64,199,085,466.73/284,449.32
  6. Step 6: Final answer
    x = 225,696.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.