Home / 557.28-835.96-192.08

Finding the Fourth Proportional to 557.28, 835.96 and 192.08

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Solution

The fourth proportional to 557.28, 835.96 and 192.08 is: 288.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    557.28 : 835.96 = 192.08 : x
  2. Step 2: Convert to fraction form
    557.28/835.96 = 192.08/x
  3. Step 3: Cross multiply
    557.28x = 835.96 × 192.08
  4. Step 4: Simplify right side
    557.28x = 160,571.20
  5. Step 5: Solve for x
    x = 160,571.20/557.28
  6. Step 6: Final answer
    x = 288.13

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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.