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Finding the Fourth Proportional to 293,383.62, 404,740.80 and 225,280.44

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Solution

The fourth proportional to 293,383.62, 404,740.80 and 225,280.44 is: 310,788.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,383.62 : 404,740.80 = 225,280.44 : x
  2. Step 2: Convert to fraction form
    293,383.62/404,740.80 = 225,280.44/x
  3. Step 3: Cross multiply
    293,383.62x = 404,740.80 × 225,280.44
  4. Step 4: Simplify right side
    293,383.62x = 91,180,185,509.95
  5. Step 5: Solve for x
    x = 91,180,185,509.95/293,383.62
  6. Step 6: Final answer
    x = 310,788.26

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1.5x scale

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.