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Finding the Fourth Proportional to 425,093.44, 637,618.12 and 158,832.92

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Solution

The fourth proportional to 425,093.44, 637,618.12 and 158,832.92 is: 238,241.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,093.44 : 637,618.12 = 158,832.92 : x
  2. Step 2: Convert to fraction form
    425,093.44/637,618.12 = 158,832.92/x
  3. Step 3: Cross multiply
    425,093.44x = 637,618.12 × 158,832.92
  4. Step 4: Simplify right side
    425,093.44x = 101,274,747,844.51
  5. Step 5: Solve for x
    x = 101,274,747,844.51/425,093.44
  6. Step 6: Final answer
    x = 238,241.14

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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.