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Finding the Fourth Proportional to 603.69, 832.96 and 364.29

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Solution

The fourth proportional to 603.69, 832.96 and 364.29 is: 502.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    603.69 : 832.96 = 364.29 : x
  2. Step 2: Convert to fraction form
    603.69/832.96 = 364.29/x
  3. Step 3: Cross multiply
    603.69x = 832.96 × 364.29
  4. Step 4: Simplify right side
    603.69x = 303,439.00
  5. Step 5: Solve for x
    x = 303,439.00/603.69
  6. Step 6: Final answer
    x = 502.64

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1.5x scale

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.