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Finding the Fourth Proportional to 364,873.68, 503,520.45 and 203,731.26

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Solution

The fourth proportional to 364,873.68, 503,520.45 and 203,731.26 is: 281,146.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,873.68 : 503,520.45 = 203,731.26 : x
  2. Step 2: Convert to fraction form
    364,873.68/503,520.45 = 203,731.26/x
  3. Step 3: Cross multiply
    364,873.68x = 503,520.45 × 203,731.26
  4. Step 4: Simplify right side
    364,873.68x = 102,582,855,714.27
  5. Step 5: Solve for x
    x = 102,582,855,714.27/364,873.68
  6. Step 6: Final answer
    x = 281,146.22

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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.