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Finding the Fourth Proportional to 363,215.22, 501,230.13 and 202,069.77

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Solution

The fourth proportional to 363,215.22, 501,230.13 and 202,069.77 is: 278,852.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,215.22 : 501,230.13 = 202,069.77 : x
  2. Step 2: Convert to fraction form
    363,215.22/501,230.13 = 202,069.77/x
  3. Step 3: Cross multiply
    363,215.22x = 501,230.13 × 202,069.77
  4. Step 4: Simplify right side
    363,215.22x = 101,283,457,086.17
  5. Step 5: Solve for x
    x = 101,283,457,086.17/363,215.22
  6. Step 6: Final answer
    x = 278,852.46

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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.