Home / 756,265.30-1,134,638.44-223,788.94

Finding the Fourth Proportional to 756,265.30, 1,134,638.44 and 223,788.94

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Solution

The fourth proportional to 756,265.30, 1,134,638.44 and 223,788.94 is: 335,754.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,265.30 : 1,134,638.44 = 223,788.94 : x
  2. Step 2: Convert to fraction form
    756,265.30/1,134,638.44 = 223,788.94/x
  3. Step 3: Cross multiply
    756,265.30x = 1,134,638.44 × 223,788.94
  4. Step 4: Simplify right side
    756,265.30x = 253,919,533,770.85
  5. Step 5: Solve for x
    x = 253,919,533,770.85/756,265.30
  6. Step 6: Final answer
    x = 335,754.57

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1.5x scale

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.