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Finding the Fourth Proportional to 508,219.88, 762,051.33 and 234,368.80

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Solution

The fourth proportional to 508,219.88, 762,051.33 and 234,368.80 is: 351,424.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,219.88 : 762,051.33 = 234,368.80 : x
  2. Step 2: Convert to fraction form
    508,219.88/762,051.33 = 234,368.80/x
  3. Step 3: Cross multiply
    508,219.88x = 762,051.33 × 234,368.80
  4. Step 4: Simplify right side
    508,219.88x = 178,601,058,873.97
  5. Step 5: Solve for x
    x = 178,601,058,873.97/508,219.88
  6. Step 6: Final answer
    x = 351,424.78

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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.