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Finding the Fourth Proportional to 304,504.80, 456,494.76 and 146,515.92

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Solution

The fourth proportional to 304,504.80, 456,494.76 and 146,515.92 is: 219,647.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,504.80 : 456,494.76 = 146,515.92 : x
  2. Step 2: Convert to fraction form
    304,504.80/456,494.76 = 146,515.92/x
  3. Step 3: Cross multiply
    304,504.80x = 456,494.76 × 146,515.92
  4. Step 4: Simplify right side
    304,504.80x = 66,883,749,736.58
  5. Step 5: Solve for x
    x = 66,883,749,736.58/304,504.80
  6. Step 6: Final answer
    x = 219,647.60

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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.