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Finding the Fourth Proportional to 504,346.54, 756,630.52 and 149,388.34

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Solution

The fourth proportional to 504,346.54, 756,630.52 and 149,388.34 is: 224,115.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,346.54 : 756,630.52 = 149,388.34 : x
  2. Step 2: Convert to fraction form
    504,346.54/756,630.52 = 149,388.34/x
  3. Step 3: Cross multiply
    504,346.54x = 756,630.52 × 149,388.34
  4. Step 4: Simplify right side
    504,346.54x = 113,031,777,376.14
  5. Step 5: Solve for x
    x = 113,031,777,376.14/504,346.54
  6. Step 6: Final answer
    x = 224,115.30

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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.