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Finding the Fourth Proportional to 526,615.65, 790,365.78 and 227,322.27

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Solution

The fourth proportional to 526,615.65, 790,365.78 and 227,322.27 is: 341,174.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,615.65 : 790,365.78 = 227,322.27 : x
  2. Step 2: Convert to fraction form
    526,615.65/790,365.78 = 227,322.27/x
  3. Step 3: Cross multiply
    526,615.65x = 790,365.78 × 227,322.27
  4. Step 4: Simplify right side
    526,615.65x = 179,667,743,239.92
  5. Step 5: Solve for x
    x = 179,667,743,239.92/526,615.65
  6. Step 6: Final answer
    x = 341,174.33

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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.