Home / 495,984.08-684,431.88-269,628.56

Finding the Fourth Proportional to 495,984.08, 684,431.88 and 269,628.56

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Solution

The fourth proportional to 495,984.08, 684,431.88 and 269,628.56 is: 372,073.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,984.08 : 684,431.88 = 269,628.56 : x
  2. Step 2: Convert to fraction form
    495,984.08/684,431.88 = 269,628.56/x
  3. Step 3: Cross multiply
    495,984.08x = 684,431.88 × 269,628.56
  4. Step 4: Simplify right side
    495,984.08x = 184,542,382,222.49
  5. Step 5: Solve for x
    x = 184,542,382,222.49/495,984.08
  6. Step 6: Final answer
    x = 372,073.20

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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.