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Finding the Fourth Proportional to 350,707.60, 526,277.40 and 151,123.60

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Solution

The fourth proportional to 350,707.60, 526,277.40 and 151,123.60 is: 226,778.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,707.60 : 526,277.40 = 151,123.60 : x
  2. Step 2: Convert to fraction form
    350,707.60/526,277.40 = 151,123.60/x
  3. Step 3: Cross multiply
    350,707.60x = 526,277.40 × 151,123.60
  4. Step 4: Simplify right side
    350,707.60x = 79,532,935,286.64
  5. Step 5: Solve for x
    x = 79,532,935,286.64/350,707.60
  6. Step 6: Final answer
    x = 226,778.48

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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.