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Finding the Fourth Proportional to 496,073.52, 684,580.52 and 269,718.48

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Solution

The fourth proportional to 496,073.52, 684,580.52 and 269,718.48 is: 372,210.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,073.52 : 684,580.52 = 269,718.48 : x
  2. Step 2: Convert to fraction form
    496,073.52/684,580.52 = 269,718.48/x
  3. Step 3: Cross multiply
    496,073.52x = 684,580.52 × 269,718.48
  4. Step 4: Simplify right side
    496,073.52x = 184,644,017,292.01
  5. Step 5: Solve for x
    x = 184,644,017,292.01/496,073.52
  6. Step 6: Final answer
    x = 372,210.99

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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.