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Finding the Fourth Proportional to 364,902.30, 503,557.02 and 203,772.51

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Solution

The fourth proportional to 364,902.30, 503,557.02 and 203,772.51 is: 281,201.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,902.30 : 503,557.02 = 203,772.51 : x
  2. Step 2: Convert to fraction form
    364,902.30/503,557.02 = 203,772.51/x
  3. Step 3: Cross multiply
    364,902.30x = 503,557.02 × 203,772.51
  4. Step 4: Simplify right side
    364,902.30x = 102,611,077,893.52
  5. Step 5: Solve for x
    x = 102,611,077,893.52/364,902.30
  6. Step 6: Final answer
    x = 281,201.51

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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.