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Finding the Fourth Proportional to 519,351.72, 779,113.71 and 182,304.96

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Solution

The fourth proportional to 519,351.72, 779,113.71 and 182,304.96 is: 273,487.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,351.72 : 779,113.71 = 182,304.96 : x
  2. Step 2: Convert to fraction form
    519,351.72/779,113.71 = 182,304.96/x
  3. Step 3: Cross multiply
    519,351.72x = 779,113.71 × 182,304.96
  4. Step 4: Simplify right side
    519,351.72x = 142,036,293,737.00
  5. Step 5: Solve for x
    x = 142,036,293,737.00/519,351.72
  6. Step 6: Final answer
    x = 273,487.67

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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.