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Finding the Fourth Proportional to 304,351.48, 456,584.60 and 93,940.21

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Solution

The fourth proportional to 304,351.48, 456,584.60 and 93,940.21 is: 140,928.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,351.48 : 456,584.60 = 93,940.21 : x
  2. Step 2: Convert to fraction form
    304,351.48/456,584.60 = 93,940.21/x
  3. Step 3: Cross multiply
    304,351.48x = 456,584.60 × 93,940.21
  4. Step 4: Simplify right side
    304,351.48x = 42,891,653,206.77
  5. Step 5: Solve for x
    x = 42,891,653,206.77/304,351.48
  6. Step 6: Final answer
    x = 140,928.03

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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.