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Finding the Fourth Proportional to 433.65, 599.05 and 336.65

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Solution

The fourth proportional to 433.65, 599.05 and 336.65 is: 465.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    433.65 : 599.05 = 336.65 : x
  2. Step 2: Convert to fraction form
    433.65/599.05 = 336.65/x
  3. Step 3: Cross multiply
    433.65x = 599.05 × 336.65
  4. Step 4: Simplify right side
    433.65x = 201,670.18
  5. Step 5: Solve for x
    x = 201,670.18/433.65
  6. Step 6: Final answer
    x = 465.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.