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Finding the Fourth Proportional to 465.41, 698.45 and 375.19

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Solution

The fourth proportional to 465.41, 698.45 and 375.19 is: 563.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    465.41 : 698.45 = 375.19 : x
  2. Step 2: Convert to fraction form
    465.41/698.45 = 375.19/x
  3. Step 3: Cross multiply
    465.41x = 698.45 × 375.19
  4. Step 4: Simplify right side
    465.41x = 262,051.46
  5. Step 5: Solve for x
    x = 262,051.46/465.41
  6. Step 6: Final answer
    x = 563.06

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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.