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Finding the Fourth Proportional to 635,493.93, 953,240.35 and 162,179.34

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Solution

The fourth proportional to 635,493.93, 953,240.35 and 162,179.34 is: 243,268.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,493.93 : 953,240.35 = 162,179.34 : x
  2. Step 2: Convert to fraction form
    635,493.93/953,240.35 = 162,179.34/x
  3. Step 3: Cross multiply
    635,493.93x = 953,240.35 × 162,179.34
  4. Step 4: Simplify right side
    635,493.93x = 154,595,890,824.37
  5. Step 5: Solve for x
    x = 154,595,890,824.37/635,493.93
  6. Step 6: Final answer
    x = 243,268.87

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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.