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Finding the Fourth Proportional to 484,645.01, 668,824.24 and 266,876.19

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Solution

The fourth proportional to 484,645.01, 668,824.24 and 266,876.19 is: 368,296.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,645.01 : 668,824.24 = 266,876.19 : x
  2. Step 2: Convert to fraction form
    484,645.01/668,824.24 = 266,876.19/x
  3. Step 3: Cross multiply
    484,645.01x = 668,824.24 × 266,876.19
  4. Step 4: Simplify right side
    484,645.01x = 178,493,266,665.12
  5. Step 5: Solve for x
    x = 178,493,266,665.12/484,645.01
  6. Step 6: Final answer
    x = 368,296.93

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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.