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Finding the Fourth Proportional to 538,858.35, 808,287.39 and 183,872.34

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Solution

The fourth proportional to 538,858.35, 808,287.39 and 183,872.34 is: 275,808.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,858.35 : 808,287.39 = 183,872.34 : x
  2. Step 2: Convert to fraction form
    538,858.35/808,287.39 = 183,872.34/x
  3. Step 3: Cross multiply
    538,858.35x = 808,287.39 × 183,872.34
  4. Step 4: Simplify right side
    538,858.35x = 148,621,693,791.79
  5. Step 5: Solve for x
    x = 148,621,693,791.79/538,858.35
  6. Step 6: Final answer
    x = 275,808.46

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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.