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Finding the Fourth Proportional to 357,874.48, 536,928.36 and 180,367.84

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Solution

The fourth proportional to 357,874.48, 536,928.36 and 180,367.84 is: 270,610.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,874.48 : 536,928.36 = 180,367.84 : x
  2. Step 2: Convert to fraction form
    357,874.48/536,928.36 = 180,367.84/x
  3. Step 3: Cross multiply
    357,874.48x = 536,928.36 × 180,367.84
  4. Step 4: Simplify right side
    357,874.48x = 96,844,608,527.94
  5. Step 5: Solve for x
    x = 96,844,608,527.94/357,874.48
  6. Step 6: Final answer
    x = 270,610.55

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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.