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Finding the Fourth Proportional to 604,614.26, 906,174 and 305,180.24

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Solution

The fourth proportional to 604,614.26, 906,174 and 305,180.24 is: 457,393.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,614.26 : 906,174 = 305,180.24 : x
  2. Step 2: Convert to fraction form
    604,614.26/906,174 = 305,180.24/x
  3. Step 3: Cross multiply
    604,614.26x = 906,174 × 305,180.24
  4. Step 4: Simplify right side
    604,614.26x = 276,546,394,270.89
  5. Step 5: Solve for x
    x = 276,546,394,270.89/604,614.26
  6. Step 6: Final answer
    x = 457,393.10

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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.