Home / 556,206.76-834,301.50-135,481.96

Finding the Fourth Proportional to 556,206.76, 834,301.50 and 135,481.96

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Solution

The fourth proportional to 556,206.76, 834,301.50 and 135,481.96 is: 203,220.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,206.76 : 834,301.50 = 135,481.96 : x
  2. Step 2: Convert to fraction form
    556,206.76/834,301.50 = 135,481.96/x
  3. Step 3: Cross multiply
    556,206.76x = 834,301.50 × 135,481.96
  4. Step 4: Simplify right side
    556,206.76x = 113,032,802,450.94
  5. Step 5: Solve for x
    x = 113,032,802,450.94/556,206.76
  6. Step 6: Final answer
    x = 203,220.84

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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.