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Finding the Fourth Proportional to 332,710.62, 498,883.65 and 163,859.64

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Solution

The fourth proportional to 332,710.62, 498,883.65 and 163,859.64 is: 245,699.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,710.62 : 498,883.65 = 163,859.64 : x
  2. Step 2: Convert to fraction form
    332,710.62/498,883.65 = 163,859.64/x
  3. Step 3: Cross multiply
    332,710.62x = 498,883.65 × 163,859.64
  4. Step 4: Simplify right side
    332,710.62x = 81,746,895,290.89
  5. Step 5: Solve for x
    x = 81,746,895,290.89/332,710.62
  6. Step 6: Final answer
    x = 245,699.69

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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.