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Finding the Fourth Proportional to 297,904.80, 446,857.20 and 264,727.20

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Solution

The fourth proportional to 297,904.80, 446,857.20 and 264,727.20 is: 397,090.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,904.80 : 446,857.20 = 264,727.20 : x
  2. Step 2: Convert to fraction form
    297,904.80/446,857.20 = 264,727.20/x
  3. Step 3: Cross multiply
    297,904.80x = 446,857.20 × 264,727.20
  4. Step 4: Simplify right side
    297,904.80x = 118,295,255,355.84
  5. Step 5: Solve for x
    x = 118,295,255,355.84/297,904.80
  6. Step 6: Final answer
    x = 397,090.80

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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.