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Finding the Fourth Proportional to 365,041.28, 503,751.66 and 203,898.62

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Solution

The fourth proportional to 365,041.28, 503,751.66 and 203,898.62 is: 281,377.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,041.28 : 503,751.66 = 203,898.62 : x
  2. Step 2: Convert to fraction form
    365,041.28/503,751.66 = 203,898.62/x
  3. Step 3: Cross multiply
    365,041.28x = 503,751.66 × 203,898.62
  4. Step 4: Simplify right side
    365,041.28x = 102,714,268,296.71
  5. Step 5: Solve for x
    x = 102,714,268,296.71/365,041.28
  6. Step 6: Final answer
    x = 281,377.13

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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.