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Finding the Fourth Proportional to 364,684.10, 502,796.23 and 299,031.03

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Solution

The fourth proportional to 364,684.10, 502,796.23 and 299,031.03 is: 412,279.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,684.10 : 502,796.23 = 299,031.03 : x
  2. Step 2: Convert to fraction form
    364,684.10/502,796.23 = 299,031.03/x
  3. Step 3: Cross multiply
    364,684.10x = 502,796.23 × 299,031.03
  4. Step 4: Simplify right side
    364,684.10x = 150,351,673,789.44
  5. Step 5: Solve for x
    x = 150,351,673,789.44/364,684.10
  6. Step 6: Final answer
    x = 412,279.22

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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.