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Finding the Fourth Proportional to 360,647.15, 541,019.93 and 150,235.88

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Solution

The fourth proportional to 360,647.15, 541,019.93 and 150,235.88 is: 225,374.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,647.15 : 541,019.93 = 150,235.88 : x
  2. Step 2: Convert to fraction form
    360,647.15/541,019.93 = 150,235.88/x
  3. Step 3: Cross multiply
    360,647.15x = 541,019.93 × 150,235.88
  4. Step 4: Simplify right side
    360,647.15x = 81,280,601,824.81
  5. Step 5: Solve for x
    x = 81,280,601,824.81/360,647.15
  6. Step 6: Final answer
    x = 225,374.31

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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.