Home / 284,772.06-393,002.28-163,910.34

Finding the Fourth Proportional to 284,772.06, 393,002.28 and 163,910.34

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Solution

The fourth proportional to 284,772.06, 393,002.28 and 163,910.34 is: 226,205.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,772.06 : 393,002.28 = 163,910.34 : x
  2. Step 2: Convert to fraction form
    284,772.06/393,002.28 = 163,910.34/x
  3. Step 3: Cross multiply
    284,772.06x = 393,002.28 × 163,910.34
  4. Step 4: Simplify right side
    284,772.06x = 64,417,137,335.58
  5. Step 5: Solve for x
    x = 64,417,137,335.58/284,772.06
  6. Step 6: Final answer
    x = 226,205.96

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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.