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Finding the Fourth Proportional to 476.04, 656.37 and 370.92

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Solution

The fourth proportional to 476.04, 656.37 and 370.92 is: 511.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    476.04 : 656.37 = 370.92 : x
  2. Step 2: Convert to fraction form
    476.04/656.37 = 370.92/x
  3. Step 3: Cross multiply
    476.04x = 656.37 × 370.92
  4. Step 4: Simplify right side
    476.04x = 243,460.76
  5. Step 5: Solve for x
    x = 243,460.76/476.04
  6. Step 6: Final answer
    x = 511.43

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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.