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Finding the Fourth Proportional to 633,493.81, 950,141.68 and 207,026.25

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Solution

The fourth proportional to 633,493.81, 950,141.68 and 207,026.25 is: 310,507.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,493.81 : 950,141.68 = 207,026.25 : x
  2. Step 2: Convert to fraction form
    633,493.81/950,141.68 = 207,026.25/x
  3. Step 3: Cross multiply
    633,493.81x = 950,141.68 × 207,026.25
  4. Step 4: Simplify right side
    633,493.81x = 196,704,268,979.10
  5. Step 5: Solve for x
    x = 196,704,268,979.10/633,493.81
  6. Step 6: Final answer
    x = 310,507.01

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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.