Home / 762,498.26-1,143,755.58-230,023.90

Finding the Fourth Proportional to 762,498.26, 1,143,755.58 and 230,023.90

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Solution

The fourth proportional to 762,498.26, 1,143,755.58 and 230,023.90 is: 345,038.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,498.26 : 1,143,755.58 = 230,023.90 : x
  2. Step 2: Convert to fraction form
    762,498.26/1,143,755.58 = 230,023.90/x
  3. Step 3: Cross multiply
    762,498.26x = 1,143,755.58 × 230,023.90
  4. Step 4: Simplify right side
    762,498.26x = 263,091,119,158.36
  5. Step 5: Solve for x
    x = 263,091,119,158.36/762,498.26
  6. Step 6: Final answer
    x = 345,038.32

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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.