Home / 495,743.14-684,135.66-269,403.22

Finding the Fourth Proportional to 495,743.14, 684,135.66 and 269,403.22

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Solution

The fourth proportional to 495,743.14, 684,135.66 and 269,403.22 is: 371,781.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,743.14 : 684,135.66 = 269,403.22 : x
  2. Step 2: Convert to fraction form
    495,743.14/684,135.66 = 269,403.22/x
  3. Step 3: Cross multiply
    495,743.14x = 684,135.66 × 269,403.22
  4. Step 4: Simplify right side
    495,743.14x = 184,308,349,720.83
  5. Step 5: Solve for x
    x = 184,308,349,720.83/495,743.14
  6. Step 6: Final answer
    x = 371,781.95

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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.