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Finding the Fourth Proportional to 481,035.72, 663,819.93 and 266,175.93

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Solution

The fourth proportional to 481,035.72, 663,819.93 and 266,175.93 is: 367,317.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,035.72 : 663,819.93 = 266,175.93 : x
  2. Step 2: Convert to fraction form
    481,035.72/663,819.93 = 266,175.93/x
  3. Step 3: Cross multiply
    481,035.72x = 663,819.93 × 266,175.93
  4. Step 4: Simplify right side
    481,035.72x = 176,692,887,220.29
  5. Step 5: Solve for x
    x = 176,692,887,220.29/481,035.72
  6. Step 6: Final answer
    x = 367,317.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.