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Finding the Fourth Proportional to 435,404.51, 652,848.06 and 165,552.38

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Solution

The fourth proportional to 435,404.51, 652,848.06 and 165,552.38 is: 248,230.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,404.51 : 652,848.06 = 165,552.38 : x
  2. Step 2: Convert to fraction form
    435,404.51/652,848.06 = 165,552.38/x
  3. Step 3: Cross multiply
    435,404.51x = 652,848.06 × 165,552.38
  4. Step 4: Simplify right side
    435,404.51x = 108,080,551,286.66
  5. Step 5: Solve for x
    x = 108,080,551,286.66/435,404.51
  6. Step 6: Final answer
    x = 248,230.21

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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.