Home / 762,954.90-1,144,443.30-230,480.56

Finding the Fourth Proportional to 762,954.90, 1,144,443.30 and 230,480.56

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Solution

The fourth proportional to 762,954.90, 1,144,443.30 and 230,480.56 is: 345,724.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,954.90 : 1,144,443.30 = 230,480.56 : x
  2. Step 2: Convert to fraction form
    762,954.90/1,144,443.30 = 230,480.56/x
  3. Step 3: Cross multiply
    762,954.90x = 1,144,443.30 × 230,480.56
  4. Step 4: Simplify right side
    762,954.90x = 263,771,932,672.25
  5. Step 5: Solve for x
    x = 263,771,932,672.25/762,954.90
  6. Step 6: Final answer
    x = 345,724.15

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Double scale
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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.