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Finding the Fourth Proportional to 363,474.93, 501,610.14 and 202,319.76

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Solution

The fourth proportional to 363,474.93, 501,610.14 and 202,319.76 is: 279,209.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,474.93 : 501,610.14 = 202,319.76 : x
  2. Step 2: Convert to fraction form
    363,474.93/501,610.14 = 202,319.76/x
  3. Step 3: Cross multiply
    363,474.93x = 501,610.14 × 202,319.76
  4. Step 4: Simplify right side
    363,474.93x = 101,485,643,138.37
  5. Step 5: Solve for x
    x = 101,485,643,138.37/363,474.93
  6. Step 6: Final answer
    x = 279,209.47

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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.