Home / 762,521.56-1,143,790.56-230,047.24

Finding the Fourth Proportional to 762,521.56, 1,143,790.56 and 230,047.24

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Solution

The fourth proportional to 762,521.56, 1,143,790.56 and 230,047.24 is: 345,073.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,521.56 : 1,143,790.56 = 230,047.24 : x
  2. Step 2: Convert to fraction form
    762,521.56/1,143,790.56 = 230,047.24/x
  3. Step 3: Cross multiply
    762,521.56x = 1,143,790.56 × 230,047.24
  4. Step 4: Simplify right side
    762,521.56x = 263,125,861,466.05
  5. Step 5: Solve for x
    x = 263,125,861,466.05/762,521.56
  6. Step 6: Final answer
    x = 345,073.34

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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.