Home / 495,839.05-684,257.96-269,484.55

Finding the Fourth Proportional to 495,839.05, 684,257.96 and 269,484.55

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Solution

The fourth proportional to 495,839.05, 684,257.96 and 269,484.55 is: 371,888.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,839.05 : 684,257.96 = 269,484.55 : x
  2. Step 2: Convert to fraction form
    495,839.05/684,257.96 = 269,484.55/x
  3. Step 3: Cross multiply
    495,839.05x = 684,257.96 × 269,484.55
  4. Step 4: Simplify right side
    495,839.05x = 184,396,948,434.52
  5. Step 5: Solve for x
    x = 184,396,948,434.52/495,839.05
  6. Step 6: Final answer
    x = 371,888.72

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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.