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Finding the Fourth Proportional to 635,495.16, 953,241.94 and 162,180.53

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Solution

The fourth proportional to 635,495.16, 953,241.94 and 162,180.53 is: 243,270.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,495.16 : 953,241.94 = 162,180.53 : x
  2. Step 2: Convert to fraction form
    635,495.16/953,241.94 = 162,180.53/x
  3. Step 3: Cross multiply
    635,495.16x = 953,241.94 × 162,180.53
  4. Step 4: Simplify right side
    635,495.16x = 154,597,282,236.53
  5. Step 5: Solve for x
    x = 154,597,282,236.53/635,495.16
  6. Step 6: Final answer
    x = 243,270.59

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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.