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Finding the Fourth Proportional to 294,357.38, 441,546.80 and 104,831.69

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Solution

The fourth proportional to 294,357.38, 441,546.80 and 104,831.69 is: 157,251.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,357.38 : 441,546.80 = 104,831.69 : x
  2. Step 2: Convert to fraction form
    294,357.38/441,546.80 = 104,831.69/x
  3. Step 3: Cross multiply
    294,357.38x = 441,546.80 × 104,831.69
  4. Step 4: Simplify right side
    294,357.38x = 46,288,094,526.20
  5. Step 5: Solve for x
    x = 46,288,094,526.20/294,357.38
  6. Step 6: Final answer
    x = 157,251.35

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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.