Home / 762,495.26-1,143,751.08-230,020.90

Finding the Fourth Proportional to 762,495.26, 1,143,751.08 and 230,020.90

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Solution

The fourth proportional to 762,495.26, 1,143,751.08 and 230,020.90 is: 345,033.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,495.26 : 1,143,751.08 = 230,020.90 : x
  2. Step 2: Convert to fraction form
    762,495.26/1,143,751.08 = 230,020.90/x
  3. Step 3: Cross multiply
    762,495.26x = 1,143,751.08 × 230,020.90
  4. Step 4: Simplify right side
    762,495.26x = 263,086,650,800.77
  5. Step 5: Solve for x
    x = 263,086,650,800.77/762,495.26
  6. Step 6: Final answer
    x = 345,033.82

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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.