Home / 284,710.84-392,882.27-163,832.63

Finding the Fourth Proportional to 284,710.84, 392,882.27 and 163,832.63

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Solution

The fourth proportional to 284,710.84, 392,882.27 and 163,832.63 is: 226,078.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,710.84 : 392,882.27 = 163,832.63 : x
  2. Step 2: Convert to fraction form
    284,710.84/392,882.27 = 163,832.63/x
  3. Step 3: Cross multiply
    284,710.84x = 392,882.27 × 163,832.63
  4. Step 4: Simplify right side
    284,710.84x = 64,366,932,790.90
  5. Step 5: Solve for x
    x = 64,366,932,790.90/284,710.84
  6. Step 6: Final answer
    x = 226,078.27

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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.