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Finding the Fourth Proportional to 435.05, 652.50 and 160.93

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Solution

The fourth proportional to 435.05, 652.50 and 160.93 is: 241.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    435.05 : 652.50 = 160.93 : x
  2. Step 2: Convert to fraction form
    435.05/652.50 = 160.93/x
  3. Step 3: Cross multiply
    435.05x = 652.50 × 160.93
  4. Step 4: Simplify right side
    435.05x = 105,006.83
  5. Step 5: Solve for x
    x = 105,006.83/435.05
  6. Step 6: Final answer
    x = 241.37

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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.