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Finding the Fourth Proportional to 556,082.42, 834,188.49 and 201,263.54

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Solution

The fourth proportional to 556,082.42, 834,188.49 and 201,263.54 is: 301,918.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,082.42 : 834,188.49 = 201,263.54 : x
  2. Step 2: Convert to fraction form
    556,082.42/834,188.49 = 201,263.54/x
  3. Step 3: Cross multiply
    556,082.42x = 834,188.49 × 201,263.54
  4. Step 4: Simplify right side
    556,082.42x = 167,891,724,353.71
  5. Step 5: Solve for x
    x = 167,891,724,353.71/556,082.42
  6. Step 6: Final answer
    x = 301,918.78

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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.