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Finding the Fourth Proportional to 240,570.48, 360,855.90 and 151,958.64

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Solution

The fourth proportional to 240,570.48, 360,855.90 and 151,958.64 is: 227,938.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,570.48 : 360,855.90 = 151,958.64 : x
  2. Step 2: Convert to fraction form
    240,570.48/360,855.90 = 151,958.64/x
  3. Step 3: Cross multiply
    240,570.48x = 360,855.90 × 151,958.64
  4. Step 4: Simplify right side
    240,570.48x = 54,835,171,799.98
  5. Step 5: Solve for x
    x = 54,835,171,799.98/240,570.48
  6. Step 6: Final answer
    x = 227,938.07

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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.