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Finding the Fourth Proportional to 464.29, 696.93 and 453.83

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Solution

The fourth proportional to 464.29, 696.93 and 453.83 is: 681.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    464.29 : 696.93 = 453.83 : x
  2. Step 2: Convert to fraction form
    464.29/696.93 = 453.83/x
  3. Step 3: Cross multiply
    464.29x = 696.93 × 453.83
  4. Step 4: Simplify right side
    464.29x = 316,285.47
  5. Step 5: Solve for x
    x = 316,285.47/464.29
  6. Step 6: Final answer
    x = 681.22

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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.