Home / 950,115.20-1,425,172.96-240,145.28

Finding the Fourth Proportional to 950,115.20, 1,425,172.96 and 240,145.28

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Solution

The fourth proportional to 950,115.20, 1,425,172.96 and 240,145.28 is: 360,217.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,115.20 : 1,425,172.96 = 240,145.28 : x
  2. Step 2: Convert to fraction form
    950,115.20/1,425,172.96 = 240,145.28/x
  3. Step 3: Cross multiply
    950,115.20x = 1,425,172.96 × 240,145.28
  4. Step 4: Simplify right side
    950,115.20x = 342,248,559,527.63
  5. Step 5: Solve for x
    x = 342,248,559,527.63/950,115.20
  6. Step 6: Final answer
    x = 360,217.96

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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.