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Finding the Fourth Proportional to 633,938.94, 950,558.49 and 260,224.38

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Solution

The fourth proportional to 633,938.94, 950,558.49 and 260,224.38 is: 390,192.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,938.94 : 950,558.49 = 260,224.38 : x
  2. Step 2: Convert to fraction form
    633,938.94/950,558.49 = 260,224.38/x
  3. Step 3: Cross multiply
    633,938.94x = 950,558.49 × 260,224.38
  4. Step 4: Simplify right side
    633,938.94x = 247,358,493,713.99
  5. Step 5: Solve for x
    x = 247,358,493,713.99/633,938.94
  6. Step 6: Final answer
    x = 390,192.93

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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.