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Finding the Fourth Proportional to 264,352.38, 364,806.60 and 143,493.60

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Solution

The fourth proportional to 264,352.38, 364,806.60 and 143,493.60 is: 198,021.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,352.38 : 364,806.60 = 143,493.60 : x
  2. Step 2: Convert to fraction form
    264,352.38/364,806.60 = 143,493.60/x
  3. Step 3: Cross multiply
    264,352.38x = 364,806.60 × 143,493.60
  4. Step 4: Simplify right side
    264,352.38x = 52,347,412,337.76
  5. Step 5: Solve for x
    x = 52,347,412,337.76/264,352.38
  6. Step 6: Final answer
    x = 198,021.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.