Home / 700,542.78-1,050,961.80-227,191.26

Finding the Fourth Proportional to 700,542.78, 1,050,961.80 and 227,191.26

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Solution

The fourth proportional to 700,542.78, 1,050,961.80 and 227,191.26 is: 340,834.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,542.78 : 1,050,961.80 = 227,191.26 : x
  2. Step 2: Convert to fraction form
    700,542.78/1,050,961.80 = 227,191.26/x
  3. Step 3: Cross multiply
    700,542.78x = 1,050,961.80 × 227,191.26
  4. Step 4: Simplify right side
    700,542.78x = 238,769,335,553.87
  5. Step 5: Solve for x
    x = 238,769,335,553.87/700,542.78
  6. Step 6: Final answer
    x = 340,834.77

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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.