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Finding the Fourth Proportional to 468,935.06, 703,258.94 and 169,378.70

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Solution

The fourth proportional to 468,935.06, 703,258.94 and 169,378.70 is: 254,016.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,935.06 : 703,258.94 = 169,378.70 : x
  2. Step 2: Convert to fraction form
    468,935.06/703,258.94 = 169,378.70/x
  3. Step 3: Cross multiply
    468,935.06x = 703,258.94 × 169,378.70
  4. Step 4: Simplify right side
    468,935.06x = 119,117,081,927.73
  5. Step 5: Solve for x
    x = 119,117,081,927.73/468,935.06
  6. Step 6: Final answer
    x = 254,016.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.