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Finding the Fourth Proportional to 532.69, 795.44 and 435.38

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Solution

The fourth proportional to 532.69, 795.44 and 435.38 is: 650.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    532.69 : 795.44 = 435.38 : x
  2. Step 2: Convert to fraction form
    532.69/795.44 = 435.38/x
  3. Step 3: Cross multiply
    532.69x = 795.44 × 435.38
  4. Step 4: Simplify right side
    532.69x = 346,318.67
  5. Step 5: Solve for x
    x = 346,318.67/532.69
  6. Step 6: Final answer
    x = 650.13

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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.