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Finding the Fourth Proportional to 538,290.46, 808,357.09 and 359,524.62

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Solution

The fourth proportional to 538,290.46, 808,357.09 and 359,524.62 is: 539,902.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,290.46 : 808,357.09 = 359,524.62 : x
  2. Step 2: Convert to fraction form
    538,290.46/808,357.09 = 359,524.62/x
  3. Step 3: Cross multiply
    538,290.46x = 808,357.09 × 359,524.62
  4. Step 4: Simplify right side
    538,290.46x = 290,624,275,606.56
  5. Step 5: Solve for x
    x = 290,624,275,606.56/538,290.46
  6. Step 6: Final answer
    x = 539,902.33

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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.