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Finding the Fourth Proportional to 304,609.87, 456,963.77 and 104,881.15

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Solution

The fourth proportional to 304,609.87, 456,963.77 and 104,881.15 is: 157,338.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,609.87 : 456,963.77 = 104,881.15 : x
  2. Step 2: Convert to fraction form
    304,609.87/456,963.77 = 104,881.15/x
  3. Step 3: Cross multiply
    304,609.87x = 456,963.77 × 104,881.15
  4. Step 4: Simplify right side
    304,609.87x = 47,926,885,705.94
  5. Step 5: Solve for x
    x = 47,926,885,705.94/304,609.87
  6. Step 6: Final answer
    x = 157,338.58

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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.