Home / 495,025.16-683,135.38-268,670.66

Finding the Fourth Proportional to 495,025.16, 683,135.38 and 268,670.66

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Solution

The fourth proportional to 495,025.16, 683,135.38 and 268,670.66 is: 370,765.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,025.16 : 683,135.38 = 268,670.66 : x
  2. Step 2: Convert to fraction form
    495,025.16/683,135.38 = 268,670.66/x
  3. Step 3: Cross multiply
    495,025.16x = 683,135.38 × 268,670.66
  4. Step 4: Simplify right side
    495,025.16x = 183,538,433,413.95
  5. Step 5: Solve for x
    x = 183,538,433,413.95/495,025.16
  6. Step 6: Final answer
    x = 370,765.87

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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.