Home / 756,629.06-1,135,109.64-224,191.76

Finding the Fourth Proportional to 756,629.06, 1,135,109.64 and 224,191.76

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Solution

The fourth proportional to 756,629.06, 1,135,109.64 and 224,191.76 is: 336,336.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,629.06 : 1,135,109.64 = 224,191.76 : x
  2. Step 2: Convert to fraction form
    756,629.06/1,135,109.64 = 224,191.76/x
  3. Step 3: Cross multiply
    756,629.06x = 1,135,109.64 × 224,191.76
  4. Step 4: Simplify right side
    756,629.06x = 254,482,227,984.57
  5. Step 5: Solve for x
    x = 254,482,227,984.57/756,629.06
  6. Step 6: Final answer
    x = 336,336.84

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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.