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Finding the Fourth Proportional to 574,870.56, 862,301.17 and 148,369.92

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Solution

The fourth proportional to 574,870.56, 862,301.17 and 148,369.92 is: 222,553.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,870.56 : 862,301.17 = 148,369.92 : x
  2. Step 2: Convert to fraction form
    574,870.56/862,301.17 = 148,369.92/x
  3. Step 3: Cross multiply
    574,870.56x = 862,301.17 × 148,369.92
  4. Step 4: Simplify right side
    574,870.56x = 127,939,555,608.81
  5. Step 5: Solve for x
    x = 127,939,555,608.81/574,870.56
  6. Step 6: Final answer
    x = 222,553.67

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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.