Home / 297,702.79-410,831.82-161,736.71

Finding the Fourth Proportional to 297,702.79, 410,831.82 and 161,736.71

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Solution

The fourth proportional to 297,702.79, 410,831.82 and 161,736.71 is: 223,197.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,702.79 : 410,831.82 = 161,736.71 : x
  2. Step 2: Convert to fraction form
    297,702.79/410,831.82 = 161,736.71/x
  3. Step 3: Cross multiply
    297,702.79x = 410,831.82 × 161,736.71
  4. Step 4: Simplify right side
    297,702.79x = 66,446,584,875.95
  5. Step 5: Solve for x
    x = 66,446,584,875.95/297,702.79
  6. Step 6: Final answer
    x = 223,197.72

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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.