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Finding the Fourth Proportional to 364,458.92, 502,951.92 and 203,313.84

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Solution

The fourth proportional to 364,458.92, 502,951.92 and 203,313.84 is: 280,572.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,458.92 : 502,951.92 = 203,313.84 : x
  2. Step 2: Convert to fraction form
    364,458.92/502,951.92 = 203,313.84/x
  3. Step 3: Cross multiply
    364,458.92x = 502,951.92 × 203,313.84
  4. Step 4: Simplify right side
    364,458.92x = 102,257,085,174.00
  5. Step 5: Solve for x
    x = 102,257,085,174.00/364,458.92
  6. Step 6: Final answer
    x = 280,572.32

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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.