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Finding the Fourth Proportional to 302,562.80, 452,860.05 and 235,640.60

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Solution

The fourth proportional to 302,562.80, 452,860.05 and 235,640.60 is: 352,694.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,562.80 : 452,860.05 = 235,640.60 : x
  2. Step 2: Convert to fraction form
    302,562.80/452,860.05 = 235,640.60/x
  3. Step 3: Cross multiply
    302,562.80x = 452,860.05 × 235,640.60
  4. Step 4: Simplify right side
    302,562.80x = 106,712,213,898.03
  5. Step 5: Solve for x
    x = 106,712,213,898.03/302,562.80
  6. Step 6: Final answer
    x = 352,694.43

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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.