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Finding the Fourth Proportional to 496,001.81, 684,487.36 and 269,652.17

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Solution

The fourth proportional to 496,001.81, 684,487.36 and 269,652.17 is: 372,122.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,001.81 : 684,487.36 = 269,652.17 : x
  2. Step 2: Convert to fraction form
    496,001.81/684,487.36 = 269,652.17/x
  3. Step 3: Cross multiply
    496,001.81x = 684,487.36 × 269,652.17
  4. Step 4: Simplify right side
    496,001.81x = 184,573,504,009.86
  5. Step 5: Solve for x
    x = 184,573,504,009.86/496,001.81
  6. Step 6: Final answer
    x = 372,122.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.