Home / 495,717.28-684,093.95-269,362.78

Finding the Fourth Proportional to 495,717.28, 684,093.95 and 269,362.78

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Solution

The fourth proportional to 495,717.28, 684,093.95 and 269,362.78 is: 371,722.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,717.28 : 684,093.95 = 269,362.78 : x
  2. Step 2: Convert to fraction form
    495,717.28/684,093.95 = 269,362.78/x
  3. Step 3: Cross multiply
    495,717.28x = 684,093.95 × 269,362.78
  4. Step 4: Simplify right side
    495,717.28x = 184,269,448,671.60
  5. Step 5: Solve for x
    x = 184,269,448,671.60/495,717.28
  6. Step 6: Final answer
    x = 371,722.87

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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.