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Finding the Fourth Proportional to 476.04, 655.02 and 365.49

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Solution

The fourth proportional to 476.04, 655.02 and 365.49 is: 502.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    476.04 : 655.02 = 365.49 : x
  2. Step 2: Convert to fraction form
    476.04/655.02 = 365.49/x
  3. Step 3: Cross multiply
    476.04x = 655.02 × 365.49
  4. Step 4: Simplify right side
    476.04x = 239,403.26
  5. Step 5: Solve for x
    x = 239,403.26/476.04
  6. Step 6: Final answer
    x = 502.91

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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.