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Finding the Fourth Proportional to 473.99, 710.03 and 376.65

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Solution

The fourth proportional to 473.99, 710.03 and 376.65 is: 564.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    473.99 : 710.03 = 376.65 : x
  2. Step 2: Convert to fraction form
    473.99/710.03 = 376.65/x
  3. Step 3: Cross multiply
    473.99x = 710.03 × 376.65
  4. Step 4: Simplify right side
    473.99x = 267,430.92
  5. Step 5: Solve for x
    x = 267,430.92/473.99
  6. Step 6: Final answer
    x = 564.22

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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.