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Finding the Fourth Proportional to 435,009.38, 652,388.79 and 119,476.58

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Solution

The fourth proportional to 435,009.38, 652,388.79 and 119,476.58 is: 179,180.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,009.38 : 652,388.79 = 119,476.58 : x
  2. Step 2: Convert to fraction form
    435,009.38/652,388.79 = 119,476.58/x
  3. Step 3: Cross multiply
    435,009.38x = 652,388.79 × 119,476.58
  4. Step 4: Simplify right side
    435,009.38x = 77,945,181,459.54
  5. Step 5: Solve for x
    x = 77,945,181,459.54/435,009.38
  6. Step 6: Final answer
    x = 179,180.46

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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.