Home / 557,154-836,063.08-202,195.76

Finding the Fourth Proportional to 557,154, 836,063.08 and 202,195.76

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Solution

The fourth proportional to 557,154, 836,063.08 and 202,195.76 is: 303,414.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,154 : 836,063.08 = 202,195.76 : x
  2. Step 2: Convert to fraction form
    557,154/836,063.08 = 202,195.76/x
  3. Step 3: Cross multiply
    557,154x = 836,063.08 × 202,195.76
  4. Step 4: Simplify right side
    557,154x = 169,048,409,868.54
  5. Step 5: Solve for x
    x = 169,048,409,868.54/557,154
  6. Step 6: Final answer
    x = 303,414.15

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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.