Home / 284,217.44-392,198.80-163,359.04

Finding the Fourth Proportional to 284,217.44, 392,198.80 and 163,359.04

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Solution

The fourth proportional to 284,217.44, 392,198.80 and 163,359.04 is: 225,423.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,217.44 : 392,198.80 = 163,359.04 : x
  2. Step 2: Convert to fraction form
    284,217.44/392,198.80 = 163,359.04/x
  3. Step 3: Cross multiply
    284,217.44x = 392,198.80 × 163,359.04
  4. Step 4: Simplify right side
    284,217.44x = 64,069,219,457.15
  5. Step 5: Solve for x
    x = 64,069,219,457.15/284,217.44
  6. Step 6: Final answer
    x = 225,423.25

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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.