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Finding the Fourth Proportional to 453,669.60, 680,504.40 and 294,237.30

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Solution

The fourth proportional to 453,669.60, 680,504.40 and 294,237.30 is: 441,355.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,669.60 : 680,504.40 = 294,237.30 : x
  2. Step 2: Convert to fraction form
    453,669.60/680,504.40 = 294,237.30/x
  3. Step 3: Cross multiply
    453,669.60x = 680,504.40 × 294,237.30
  4. Step 4: Simplify right side
    453,669.60x = 200,229,777,294.12
  5. Step 5: Solve for x
    x = 200,229,777,294.12/453,669.60
  6. Step 6: Final answer
    x = 441,355.95

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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.