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Finding the Fourth Proportional to 350,840.48, 526,325.64 and 111,014.76

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Solution

The fourth proportional to 350,840.48, 526,325.64 and 111,014.76 is: 166,542.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,840.48 : 526,325.64 = 111,014.76 : x
  2. Step 2: Convert to fraction form
    350,840.48/526,325.64 = 111,014.76/x
  3. Step 3: Cross multiply
    350,840.48x = 526,325.64 × 111,014.76
  4. Step 4: Simplify right side
    350,840.48x = 58,429,914,606.45
  5. Step 5: Solve for x
    x = 58,429,914,606.45/350,840.48
  6. Step 6: Final answer
    x = 166,542.68

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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.