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Finding the Fourth Proportional to 604,889.60, 906,945.60 and 250,044.80

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Solution

The fourth proportional to 604,889.60, 906,945.60 and 250,044.80 is: 374,906.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,889.60 : 906,945.60 = 250,044.80 : x
  2. Step 2: Convert to fraction form
    604,889.60/906,945.60 = 250,044.80/x
  3. Step 3: Cross multiply
    604,889.60x = 906,945.60 × 250,044.80
  4. Step 4: Simplify right side
    604,889.60x = 226,777,031,162.88
  5. Step 5: Solve for x
    x = 226,777,031,162.88/604,889.60
  6. Step 6: Final answer
    x = 374,906.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.