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Finding the Fourth Proportional to 302,513.80, 452,786.55 and 235,591.60

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Solution

The fourth proportional to 302,513.80, 452,786.55 and 235,591.60 is: 352,620.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,513.80 : 452,786.55 = 235,591.60 : x
  2. Step 2: Convert to fraction form
    302,513.80/452,786.55 = 235,591.60/x
  3. Step 3: Cross multiply
    302,513.80x = 452,786.55 × 235,591.60
  4. Step 4: Simplify right side
    302,513.80x = 106,672,707,772.98
  5. Step 5: Solve for x
    x = 106,672,707,772.98/302,513.80
  6. Step 6: Final answer
    x = 352,620.96

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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.