Home / 326,455.22-450,391.48-205,604.02

Finding the Fourth Proportional to 326,455.22, 450,391.48 and 205,604.02

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Solution

The fourth proportional to 326,455.22, 450,391.48 and 205,604.02 is: 283,660.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,455.22 : 450,391.48 = 205,604.02 : x
  2. Step 2: Convert to fraction form
    326,455.22/450,391.48 = 205,604.02/x
  3. Step 3: Cross multiply
    326,455.22x = 450,391.48 × 205,604.02
  4. Step 4: Simplify right side
    326,455.22x = 92,602,298,861.75
  5. Step 5: Solve for x
    x = 92,602,298,861.75/326,455.22
  6. Step 6: Final answer
    x = 283,660.03

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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.