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Finding the Fourth Proportional to 359,436.01, 538,869.93 and 179,429.05

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Solution

The fourth proportional to 359,436.01, 538,869.93 and 179,429.05 is: 269,001.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,436.01 : 538,869.93 = 179,429.05 : x
  2. Step 2: Convert to fraction form
    359,436.01/538,869.93 = 179,429.05/x
  3. Step 3: Cross multiply
    359,436.01x = 538,869.93 × 179,429.05
  4. Step 4: Simplify right side
    359,436.01x = 96,688,916,021.97
  5. Step 5: Solve for x
    x = 96,688,916,021.97/359,436.01
  6. Step 6: Final answer
    x = 269,001.75

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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.