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Finding the Fourth Proportional to 364,940.16, 503,618.10 and 203,794.68

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Solution

The fourth proportional to 364,940.16, 503,618.10 and 203,794.68 is: 281,237.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,940.16 : 503,618.10 = 203,794.68 : x
  2. Step 2: Convert to fraction form
    364,940.16/503,618.10 = 203,794.68/x
  3. Step 3: Cross multiply
    364,940.16x = 503,618.10 × 203,794.68
  4. Step 4: Simplify right side
    364,940.16x = 102,634,689,531.71
  5. Step 5: Solve for x
    x = 102,634,689,531.71/364,940.16
  6. Step 6: Final answer
    x = 281,237.04

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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.