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Finding the Fourth Proportional to 464.98, 696.94 and 302.35

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Solution

The fourth proportional to 464.98, 696.94 and 302.35 is: 453.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    464.98 : 696.94 = 302.35 : x
  2. Step 2: Convert to fraction form
    464.98/696.94 = 302.35/x
  3. Step 3: Cross multiply
    464.98x = 696.94 × 302.35
  4. Step 4: Simplify right side
    464.98x = 210,719.81
  5. Step 5: Solve for x
    x = 210,719.81/464.98
  6. Step 6: Final answer
    x = 453.18

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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.