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Finding the Fourth Proportional to 304,212.80, 456,340.80 and 93,850.40

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Solution

The fourth proportional to 304,212.80, 456,340.80 and 93,850.40 is: 140,782.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,212.80 : 456,340.80 = 93,850.40 : x
  2. Step 2: Convert to fraction form
    304,212.80/456,340.80 = 93,850.40/x
  3. Step 3: Cross multiply
    304,212.80x = 456,340.80 × 93,850.40
  4. Step 4: Simplify right side
    304,212.80x = 42,827,766,616.32
  5. Step 5: Solve for x
    x = 42,827,766,616.32/304,212.80
  6. Step 6: Final answer
    x = 140,782.26

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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.