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Finding the Fourth Proportional to 350,690.58, 526,410.27 and 151,109.46

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Solution

The fourth proportional to 350,690.58, 526,410.27 and 151,109.46 is: 226,825.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,690.58 : 526,410.27 = 151,109.46 : x
  2. Step 2: Convert to fraction form
    350,690.58/526,410.27 = 151,109.46/x
  3. Step 3: Cross multiply
    350,690.58x = 526,410.27 × 151,109.46
  4. Step 4: Simplify right side
    350,690.58x = 79,545,571,638.15
  5. Step 5: Solve for x
    x = 79,545,571,638.15/350,690.58
  6. Step 6: Final answer
    x = 226,825.52

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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.