Home / 762,500.79-1,143,759.41-230,026.44

Finding the Fourth Proportional to 762,500.79, 1,143,759.41 and 230,026.44

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Solution

The fourth proportional to 762,500.79, 1,143,759.41 and 230,026.44 is: 345,042.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,500.79 : 1,143,759.41 = 230,026.44 : x
  2. Step 2: Convert to fraction form
    762,500.79/1,143,759.41 = 230,026.44/x
  3. Step 3: Cross multiply
    762,500.79x = 1,143,759.41 × 230,026.44
  4. Step 4: Simplify right side
    762,500.79x = 263,094,904,148.67
  5. Step 5: Solve for x
    x = 263,094,904,148.67/762,500.79
  6. Step 6: Final answer
    x = 345,042.14

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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.