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Finding the Fourth Proportional to 464.09, 695.07 and 268.67

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Solution

The fourth proportional to 464.09, 695.07 and 268.67 is: 402.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    464.09 : 695.07 = 268.67 : x
  2. Step 2: Convert to fraction form
    464.09/695.07 = 268.67/x
  3. Step 3: Cross multiply
    464.09x = 695.07 × 268.67
  4. Step 4: Simplify right side
    464.09x = 186,740.98
  5. Step 5: Solve for x
    x = 186,740.98/464.09
  6. Step 6: Final answer
    x = 402.39

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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.