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Finding the Fourth Proportional to 483,372, 725,058.30 and 183,783.38

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Solution

The fourth proportional to 483,372, 725,058.30 and 183,783.38 is: 275,675.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,372 : 725,058.30 = 183,783.38 : x
  2. Step 2: Convert to fraction form
    483,372/725,058.30 = 183,783.38/x
  3. Step 3: Cross multiply
    483,372x = 725,058.30 × 183,783.38
  4. Step 4: Simplify right side
    483,372x = 133,253,661,445.76
  5. Step 5: Solve for x
    x = 133,253,661,445.76/483,372
  6. Step 6: Final answer
    x = 275,675.18

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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.