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Finding the Fourth Proportional to 449,598.65, 673,816.62 and 336,390.65

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Solution

The fourth proportional to 449,598.65, 673,816.62 and 336,390.65 is: 504,151.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,598.65 : 673,816.62 = 336,390.65 : x
  2. Step 2: Convert to fraction form
    449,598.65/673,816.62 = 336,390.65/x
  3. Step 3: Cross multiply
    449,598.65x = 673,816.62 × 336,390.65
  4. Step 4: Simplify right side
    449,598.65x = 226,665,610,782.60
  5. Step 5: Solve for x
    x = 226,665,610,782.60/449,598.65
  6. Step 6: Final answer
    x = 504,151.00

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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.