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Finding the Fourth Proportional to 604,916.93, 906,850.52 and 305,147.27

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Solution

The fourth proportional to 604,916.93, 906,850.52 and 305,147.27 is: 457,456.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,916.93 : 906,850.52 = 305,147.27 : x
  2. Step 2: Convert to fraction form
    604,916.93/906,850.52 = 305,147.27/x
  3. Step 3: Cross multiply
    604,916.93x = 906,850.52 × 305,147.27
  4. Step 4: Simplify right side
    604,916.93x = 276,722,962,361.77
  5. Step 5: Solve for x
    x = 276,722,962,361.77/604,916.93
  6. Step 6: Final answer
    x = 457,456.14

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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.