Home / 353,628.14-530,447.09-100,908.56

Finding the Fourth Proportional to 353,628.14, 530,447.09 and 100,908.56

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Solution

The fourth proportional to 353,628.14, 530,447.09 and 100,908.56 is: 151,364.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,628.14 : 530,447.09 = 100,908.56 : x
  2. Step 2: Convert to fraction form
    353,628.14/530,447.09 = 100,908.56/x
  3. Step 3: Cross multiply
    353,628.14x = 530,447.09 × 100,908.56
  4. Step 4: Simplify right side
    353,628.14x = 53,526,654,325.39
  5. Step 5: Solve for x
    x = 53,526,654,325.39/353,628.14
  6. Step 6: Final answer
    x = 151,364.24

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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.