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Finding the Fourth Proportional to 400,450.24, 600,043.08 and 325,204.24

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Solution

The fourth proportional to 400,450.24, 600,043.08 and 325,204.24 is: 487,292.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,450.24 : 600,043.08 = 325,204.24 : x
  2. Step 2: Convert to fraction form
    400,450.24/600,043.08 = 325,204.24/x
  3. Step 3: Cross multiply
    400,450.24x = 600,043.08 × 325,204.24
  4. Step 4: Simplify right side
    400,450.24x = 195,136,553,798.66
  5. Step 5: Solve for x
    x = 195,136,553,798.66/400,450.24
  6. Step 6: Final answer
    x = 487,292.89

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1.5x scale

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.