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Finding the Fourth Proportional to 464,346.91, 696,403.32 and 179,939.71

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Solution

The fourth proportional to 464,346.91, 696,403.32 and 179,939.71 is: 269,864.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,346.91 : 696,403.32 = 179,939.71 : x
  2. Step 2: Convert to fraction form
    464,346.91/696,403.32 = 179,939.71/x
  3. Step 3: Cross multiply
    464,346.91x = 696,403.32 × 179,939.71
  4. Step 4: Simplify right side
    464,346.91x = 125,310,611,443.84
  5. Step 5: Solve for x
    x = 125,310,611,443.84/464,346.91
  6. Step 6: Final answer
    x = 269,864.21

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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.