Home / 294,831.16-442,244.31-84,469.30

Finding the Fourth Proportional to 294,831.16, 442,244.31 and 84,469.30

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Solution

The fourth proportional to 294,831.16, 442,244.31 and 84,469.30 is: 126,703.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,831.16 : 442,244.31 = 84,469.30 : x
  2. Step 2: Convert to fraction form
    294,831.16/442,244.31 = 84,469.30/x
  3. Step 3: Cross multiply
    294,831.16x = 442,244.31 × 84,469.30
  4. Step 4: Simplify right side
    294,831.16x = 37,356,067,294.68
  5. Step 5: Solve for x
    x = 37,356,067,294.68/294,831.16
  6. Step 6: Final answer
    x = 126,703.25

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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.