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Finding the Fourth Proportional to 273,333.60, 410,000.40 and 264,148.20

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Solution

The fourth proportional to 273,333.60, 410,000.40 and 264,148.20 is: 396,222.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,333.60 : 410,000.40 = 264,148.20 : x
  2. Step 2: Convert to fraction form
    273,333.60/410,000.40 = 264,148.20/x
  3. Step 3: Cross multiply
    273,333.60x = 410,000.40 × 264,148.20
  4. Step 4: Simplify right side
    273,333.60x = 108,300,867,659.28
  5. Step 5: Solve for x
    x = 108,300,867,659.28/273,333.60
  6. Step 6: Final answer
    x = 396,222.30

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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.