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Finding the Fourth Proportional to 364,422.32, 502,903.32 and 203,273.12

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Solution

The fourth proportional to 364,422.32, 502,903.32 and 203,273.12 is: 280,517.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,422.32 : 502,903.32 = 203,273.12 : x
  2. Step 2: Convert to fraction form
    364,422.32/502,903.32 = 203,273.12/x
  3. Step 3: Cross multiply
    364,422.32x = 502,903.32 × 203,273.12
  4. Step 4: Simplify right side
    364,422.32x = 102,226,726,914.76
  5. Step 5: Solve for x
    x = 102,226,726,914.76/364,422.32
  6. Step 6: Final answer
    x = 280,517.19

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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.