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Finding the Fourth Proportional to 297,968.40, 446,952.60 and 264,507.30

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Solution

The fourth proportional to 297,968.40, 446,952.60 and 264,507.30 is: 396,760.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,968.40 : 446,952.60 = 264,507.30 : x
  2. Step 2: Convert to fraction form
    297,968.40/446,952.60 = 264,507.30/x
  3. Step 3: Cross multiply
    297,968.40x = 446,952.60 × 264,507.30
  4. Step 4: Simplify right side
    297,968.40x = 118,222,225,453.98
  5. Step 5: Solve for x
    x = 118,222,225,453.98/297,968.40
  6. Step 6: Final answer
    x = 396,760.95

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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.