Home / 293,891.16-440,670.76-268,813.56

Finding the Fourth Proportional to 293,891.16, 440,670.76 and 268,813.56

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Solution

The fourth proportional to 293,891.16, 440,670.76 and 268,813.56 is: 403,068.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,891.16 : 440,670.76 = 268,813.56 : x
  2. Step 2: Convert to fraction form
    293,891.16/440,670.76 = 268,813.56/x
  3. Step 3: Cross multiply
    293,891.16x = 440,670.76 × 268,813.56
  4. Step 4: Simplify right side
    293,891.16x = 118,458,275,783.51
  5. Step 5: Solve for x
    x = 118,458,275,783.51/293,891.16
  6. Step 6: Final answer
    x = 403,068.52

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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.