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Finding the Fourth Proportional to 364,384.64, 503,198.24 and 344,504.80

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Solution

The fourth proportional to 364,384.64, 503,198.24 and 344,504.80 is: 475,745.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,384.64 : 503,198.24 = 344,504.80 : x
  2. Step 2: Convert to fraction form
    364,384.64/503,198.24 = 344,504.80/x
  3. Step 3: Cross multiply
    364,384.64x = 503,198.24 × 344,504.80
  4. Step 4: Simplify right side
    364,384.64x = 173,354,209,031.55
  5. Step 5: Solve for x
    x = 173,354,209,031.55/364,384.64
  6. Step 6: Final answer
    x = 475,745.11

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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.