Home / 293,266.80-439,977.60-115,730.64

Finding the Fourth Proportional to 293,266.80, 439,977.60 and 115,730.64

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Solution

The fourth proportional to 293,266.80, 439,977.60 and 115,730.64 is: 173,626.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,266.80 : 439,977.60 = 115,730.64 : x
  2. Step 2: Convert to fraction form
    293,266.80/439,977.60 = 115,730.64/x
  3. Step 3: Cross multiply
    293,266.80x = 439,977.60 × 115,730.64
  4. Step 4: Simplify right side
    293,266.80x = 50,918,889,233.66
  5. Step 5: Solve for x
    x = 50,918,889,233.66/293,266.80
  6. Step 6: Final answer
    x = 173,626.50

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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.