Home / 756,180.72-1,134,492.54-223,716.04

Finding the Fourth Proportional to 756,180.72, 1,134,492.54 and 223,716.04

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Solution

The fourth proportional to 756,180.72, 1,134,492.54 and 223,716.04 is: 335,639.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,180.72 : 1,134,492.54 = 223,716.04 : x
  2. Step 2: Convert to fraction form
    756,180.72/1,134,492.54 = 223,716.04/x
  3. Step 3: Cross multiply
    756,180.72x = 1,134,492.54 × 223,716.04
  4. Step 4: Simplify right side
    756,180.72x = 253,804,178,458.34
  5. Step 5: Solve for x
    x = 253,804,178,458.34/756,180.72
  6. Step 6: Final answer
    x = 335,639.58

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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.