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Finding the Fourth Proportional to 356,637.48, 534,656.36 and 166,997.93

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Solution

The fourth proportional to 356,637.48, 534,656.36 and 166,997.93 is: 250,356.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,637.48 : 534,656.36 = 166,997.93 : x
  2. Step 2: Convert to fraction form
    356,637.48/534,656.36 = 166,997.93/x
  3. Step 3: Cross multiply
    356,637.48x = 534,656.36 × 166,997.93
  4. Step 4: Simplify right side
    356,637.48x = 89,286,505,381.33
  5. Step 5: Solve for x
    x = 89,286,505,381.33/356,637.48
  6. Step 6: Final answer
    x = 250,356.48

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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.