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Finding the Fourth Proportional to 264,423.96, 395,750.34 and 217,037.40

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Solution

The fourth proportional to 264,423.96, 395,750.34 and 217,037.40 is: 324,829.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,423.96 : 395,750.34 = 217,037.40 : x
  2. Step 2: Convert to fraction form
    264,423.96/395,750.34 = 217,037.40/x
  3. Step 3: Cross multiply
    264,423.96x = 395,750.34 × 217,037.40
  4. Step 4: Simplify right side
    264,423.96x = 85,892,624,842.72
  5. Step 5: Solve for x
    x = 85,892,624,842.72/264,423.96
  6. Step 6: Final answer
    x = 324,829.21

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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.