Home / 274,346.43-377,756.75-240,163.62

Finding the Fourth Proportional to 274,346.43, 377,756.75 and 240,163.62

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Solution

The fourth proportional to 274,346.43, 377,756.75 and 240,163.62 is: 330,689.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,346.43 : 377,756.75 = 240,163.62 : x
  2. Step 2: Convert to fraction form
    274,346.43/377,756.75 = 240,163.62/x
  3. Step 3: Cross multiply
    274,346.43x = 377,756.75 × 240,163.62
  4. Step 4: Simplify right side
    274,346.43x = 90,723,427,358.62
  5. Step 5: Solve for x
    x = 90,723,427,358.62/274,346.43
  6. Step 6: Final answer
    x = 330,689.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.