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Finding the Fourth Proportional to 633,557.69, 950,648.77 and 296,621.15

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Solution

The fourth proportional to 633,557.69, 950,648.77 and 296,621.15 is: 445,077.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,557.69 : 950,648.77 = 296,621.15 : x
  2. Step 2: Convert to fraction form
    633,557.69/950,648.77 = 296,621.15/x
  3. Step 3: Cross multiply
    633,557.69x = 950,648.77 × 296,621.15
  4. Step 4: Simplify right side
    633,557.69x = 281,982,525,908.69
  5. Step 5: Solve for x
    x = 281,982,525,908.69/633,557.69
  6. Step 6: Final answer
    x = 445,077.90

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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.