Home / 351,215.50-484,348.40-233,133.56

Finding the Fourth Proportional to 351,215.50, 484,348.40 and 233,133.56

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Solution

The fourth proportional to 351,215.50, 484,348.40 and 233,133.56 is: 321,505.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,215.50 : 484,348.40 = 233,133.56 : x
  2. Step 2: Convert to fraction form
    351,215.50/484,348.40 = 233,133.56/x
  3. Step 3: Cross multiply
    351,215.50x = 484,348.40 × 233,133.56
  4. Step 4: Simplify right side
    351,215.50x = 112,917,867,355.14
  5. Step 5: Solve for x
    x = 112,917,867,355.14/351,215.50
  6. Step 6: Final answer
    x = 321,505.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.