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Finding the Fourth Proportional to 363,213.71, 501,228.06 and 202,068.26

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Solution

The fourth proportional to 363,213.71, 501,228.06 and 202,068.26 is: 278,850.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,213.71 : 501,228.06 = 202,068.26 : x
  2. Step 2: Convert to fraction form
    363,213.71/501,228.06 = 202,068.26/x
  3. Step 3: Cross multiply
    363,213.71x = 501,228.06 × 202,068.26
  4. Step 4: Simplify right side
    363,213.71x = 101,282,281,947.38
  5. Step 5: Solve for x
    x = 101,282,281,947.38/363,213.71
  6. Step 6: Final answer
    x = 278,850.38

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1.5x scale

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.