Home / 762,763.85-1,144,330.74-230,253.06

Finding the Fourth Proportional to 762,763.85, 1,144,330.74 and 230,253.06

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Solution

The fourth proportional to 762,763.85, 1,144,330.74 and 230,253.06 is: 345,435.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,763.85 : 1,144,330.74 = 230,253.06 : x
  2. Step 2: Convert to fraction form
    762,763.85/1,144,330.74 = 230,253.06/x
  3. Step 3: Cross multiply
    762,763.85x = 1,144,330.74 × 230,253.06
  4. Step 4: Simplify right side
    762,763.85x = 263,485,654,537.06
  5. Step 5: Solve for x
    x = 263,485,654,537.06/762,763.85
  6. Step 6: Final answer
    x = 345,435.43

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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.