Home / 495,939.45-684,403.25-269,589.81

Finding the Fourth Proportional to 495,939.45, 684,403.25 and 269,589.81

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Solution

The fourth proportional to 495,939.45, 684,403.25 and 269,589.81 is: 372,037.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,939.45 : 684,403.25 = 269,589.81 : x
  2. Step 2: Convert to fraction form
    495,939.45/684,403.25 = 269,589.81/x
  3. Step 3: Cross multiply
    495,939.45x = 684,403.25 × 269,589.81
  4. Step 4: Simplify right side
    495,939.45x = 184,508,140,782.93
  5. Step 5: Solve for x
    x = 184,508,140,782.93/495,939.45
  6. Step 6: Final answer
    x = 372,037.64

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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.