Home / 263,341.28-395,011.92-144,951.68

Finding the Fourth Proportional to 263,341.28, 395,011.92 and 144,951.68

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Solution

The fourth proportional to 263,341.28, 395,011.92 and 144,951.68 is: 217,427.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,341.28 : 395,011.92 = 144,951.68 : x
  2. Step 2: Convert to fraction form
    263,341.28/395,011.92 = 144,951.68/x
  3. Step 3: Cross multiply
    263,341.28x = 395,011.92 × 144,951.68
  4. Step 4: Simplify right side
    263,341.28x = 57,257,641,424.03
  5. Step 5: Solve for x
    x = 57,257,641,424.03/263,341.28
  6. Step 6: Final answer
    x = 217,427.52

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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.