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Finding the Fourth Proportional to 538,441.35, 807,506.51 and 183,447.51

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Solution

The fourth proportional to 538,441.35, 807,506.51 and 183,447.51 is: 275,118.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,441.35 : 807,506.51 = 183,447.51 : x
  2. Step 2: Convert to fraction form
    538,441.35/807,506.51 = 183,447.51/x
  3. Step 3: Cross multiply
    538,441.35x = 807,506.51 × 183,447.51
  4. Step 4: Simplify right side
    538,441.35x = 148,135,057,651.05
  5. Step 5: Solve for x
    x = 148,135,057,651.05/538,441.35
  6. Step 6: Final answer
    x = 275,118.28

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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.