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Finding the Fourth Proportional to 363,605.22, 501,773.94 and 202,462.20

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Solution

The fourth proportional to 363,605.22, 501,773.94 and 202,462.20 is: 279,397.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,605.22 : 501,773.94 = 202,462.20 : x
  2. Step 2: Convert to fraction form
    363,605.22/501,773.94 = 202,462.20/x
  3. Step 3: Cross multiply
    363,605.22x = 501,773.94 × 202,462.20
  4. Step 4: Simplify right side
    363,605.22x = 101,590,255,795.07
  5. Step 5: Solve for x
    x = 101,590,255,795.07/363,605.22
  6. Step 6: Final answer
    x = 279,397.13

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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.