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Finding the Fourth Proportional to 364,649.54, 503,195.19 and 203,491.94

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Solution

The fourth proportional to 364,649.54, 503,195.19 and 203,491.94 is: 280,807.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,649.54 : 503,195.19 = 203,491.94 : x
  2. Step 2: Convert to fraction form
    364,649.54/503,195.19 = 203,491.94/x
  3. Step 3: Cross multiply
    364,649.54x = 503,195.19 × 203,491.94
  4. Step 4: Simplify right side
    364,649.54x = 102,396,165,411.77
  5. Step 5: Solve for x
    x = 102,396,165,411.77/364,649.54
  6. Step 6: Final answer
    x = 280,807.06

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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.