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Finding the Fourth Proportional to 363,678.26, 501,867.84 and 202,548.30

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Solution

The fourth proportional to 363,678.26, 501,867.84 and 202,548.30 is: 279,512.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,678.26 : 501,867.84 = 202,548.30 : x
  2. Step 2: Convert to fraction form
    363,678.26/501,867.84 = 202,548.30/x
  3. Step 3: Cross multiply
    363,678.26x = 501,867.84 × 202,548.30
  4. Step 4: Simplify right side
    363,678.26x = 101,652,477,816.67
  5. Step 5: Solve for x
    x = 101,652,477,816.67/363,678.26
  6. Step 6: Final answer
    x = 279,512.11

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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.