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Finding the Fourth Proportional to 574,903.58, 862,037.94 and 266,819.67

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Solution

The fourth proportional to 574,903.58, 862,037.94 and 266,819.67 is: 400,082.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,903.58 : 862,037.94 = 266,819.67 : x
  2. Step 2: Convert to fraction form
    574,903.58/862,037.94 = 266,819.67/x
  3. Step 3: Cross multiply
    574,903.58x = 862,037.94 × 266,819.67
  4. Step 4: Simplify right side
    574,903.58x = 230,008,679,678.85
  5. Step 5: Solve for x
    x = 230,008,679,678.85/574,903.58
  6. Step 6: Final answer
    x = 400,082.19

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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.