Home / 762,602.56-1,143,911.94-230,128.27

Finding the Fourth Proportional to 762,602.56, 1,143,911.94 and 230,128.27

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Solution

The fourth proportional to 762,602.56, 1,143,911.94 and 230,128.27 is: 345,194.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,602.56 : 1,143,911.94 = 230,128.27 : x
  2. Step 2: Convert to fraction form
    762,602.56/1,143,911.94 = 230,128.27/x
  3. Step 3: Cross multiply
    762,602.56x = 1,143,911.94 × 230,128.27
  4. Step 4: Simplify right side
    762,602.56x = 263,246,475,784.54
  5. Step 5: Solve for x
    x = 263,246,475,784.54/762,602.56
  6. Step 6: Final answer
    x = 345,194.85

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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.