Home / 743,807.91-1,115,268.39-294,593.25

Finding the Fourth Proportional to 743,807.91, 1,115,268.39 and 294,593.25

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Solution

The fourth proportional to 743,807.91, 1,115,268.39 and 294,593.25 is: 441,714.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,807.91 : 1,115,268.39 = 294,593.25 : x
  2. Step 2: Convert to fraction form
    743,807.91/1,115,268.39 = 294,593.25/x
  3. Step 3: Cross multiply
    743,807.91x = 1,115,268.39 × 294,593.25
  4. Step 4: Simplify right side
    743,807.91x = 328,550,539,632.37
  5. Step 5: Solve for x
    x = 328,550,539,632.37/743,807.91
  6. Step 6: Final answer
    x = 441,714.23

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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.