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Finding the Fourth Proportional to 401,494.32, 554,302.44 and 250,795.44

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Solution

The fourth proportional to 401,494.32, 554,302.44 and 250,795.44 is: 346,247.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,494.32 : 554,302.44 = 250,795.44 : x
  2. Step 2: Convert to fraction form
    401,494.32/554,302.44 = 250,795.44/x
  3. Step 3: Cross multiply
    401,494.32x = 554,302.44 × 250,795.44
  4. Step 4: Simplify right side
    401,494.32x = 139,016,524,332.87
  5. Step 5: Solve for x
    x = 139,016,524,332.87/401,494.32
  6. Step 6: Final answer
    x = 346,247.80

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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.