Home / 495,996.13-684,480.41-275,237.95

Finding the Fourth Proportional to 495,996.13, 684,480.41 and 275,237.95

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Solution

The fourth proportional to 495,996.13, 684,480.41 and 275,237.95 is: 379,831.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,996.13 : 684,480.41 = 275,237.95 : x
  2. Step 2: Convert to fraction form
    495,996.13/684,480.41 = 275,237.95/x
  3. Step 3: Cross multiply
    495,996.13x = 684,480.41 × 275,237.95
  4. Step 4: Simplify right side
    495,996.13x = 188,394,984,863.56
  5. Step 5: Solve for x
    x = 188,394,984,863.56/495,996.13
  6. Step 6: Final answer
    x = 379,831.56

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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.