Home / 263,267.10-394,900.65-162,227.70

Finding the Fourth Proportional to 263,267.10, 394,900.65 and 162,227.70

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Solution

The fourth proportional to 263,267.10, 394,900.65 and 162,227.70 is: 243,341.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,267.10 : 394,900.65 = 162,227.70 : x
  2. Step 2: Convert to fraction form
    263,267.10/394,900.65 = 162,227.70/x
  3. Step 3: Cross multiply
    263,267.10x = 394,900.65 × 162,227.70
  4. Step 4: Simplify right side
    263,267.10x = 64,063,824,178.01
  5. Step 5: Solve for x
    x = 64,063,824,178.01/263,267.10
  6. Step 6: Final answer
    x = 243,341.55

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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.