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Finding the Fourth Proportional to 352,904.04, 487,006.52 and 191,759.58

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Solution

The fourth proportional to 352,904.04, 487,006.52 and 191,759.58 is: 264,627.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,904.04 : 487,006.52 = 191,759.58 : x
  2. Step 2: Convert to fraction form
    352,904.04/487,006.52 = 191,759.58/x
  3. Step 3: Cross multiply
    352,904.04x = 487,006.52 × 191,759.58
  4. Step 4: Simplify right side
    352,904.04x = 93,388,164,773.66
  5. Step 5: Solve for x
    x = 93,388,164,773.66/352,904.04
  6. Step 6: Final answer
    x = 264,627.64

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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.