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Finding the Fourth Proportional to 475.00, 709.06 and 410.41

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Solution

The fourth proportional to 475.00, 709.06 and 410.41 is: 612.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    475.00 : 709.06 = 410.41 : x
  2. Step 2: Convert to fraction form
    475.00/709.06 = 410.41/x
  3. Step 3: Cross multiply
    475.00x = 709.06 × 410.41
  4. Step 4: Simplify right side
    475.00x = 291,004.79
  5. Step 5: Solve for x
    x = 291,004.79/475.00
  6. Step 6: Final answer
    x = 612.65

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.