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Finding the Fourth Proportional to 468,888.17, 703,258.61 and 148,997.92

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Solution

The fourth proportional to 468,888.17, 703,258.61 and 148,997.92 is: 223,473.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,888.17 : 703,258.61 = 148,997.92 : x
  2. Step 2: Convert to fraction form
    468,888.17/703,258.61 = 148,997.92/x
  3. Step 3: Cross multiply
    468,888.17x = 703,258.61 × 148,997.92
  4. Step 4: Simplify right side
    468,888.17x = 104,784,066,569.72
  5. Step 5: Solve for x
    x = 104,784,066,569.72/468,888.17
  6. Step 6: Final answer
    x = 223,473.47

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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.