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Finding the Fourth Proportional to 366,879.33, 506,299.01 and 213,913.35

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Solution

The fourth proportional to 366,879.33, 506,299.01 and 213,913.35 is: 295,203.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,879.33 : 506,299.01 = 213,913.35 : x
  2. Step 2: Convert to fraction form
    366,879.33/506,299.01 = 213,913.35/x
  3. Step 3: Cross multiply
    366,879.33x = 506,299.01 × 213,913.35
  4. Step 4: Simplify right side
    366,879.33x = 108,304,116,261.22
  5. Step 5: Solve for x
    x = 108,304,116,261.22/366,879.33
  6. Step 6: Final answer
    x = 295,203.65

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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.