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Finding the Fourth Proportional to 363,649.32, 501,824.70 and 202,500.90

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Solution

The fourth proportional to 363,649.32, 501,824.70 and 202,500.90 is: 279,444.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,649.32 : 501,824.70 = 202,500.90 : x
  2. Step 2: Convert to fraction form
    363,649.32/501,824.70 = 202,500.90/x
  3. Step 3: Cross multiply
    363,649.32x = 501,824.70 × 202,500.90
  4. Step 4: Simplify right side
    363,649.32x = 101,619,953,392.23
  5. Step 5: Solve for x
    x = 101,619,953,392.23/363,649.32
  6. Step 6: Final answer
    x = 279,444.92

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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.