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Finding the Fourth Proportional to 605,958.70, 835,915.26 and 462,469.72

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Solution

The fourth proportional to 605,958.70, 835,915.26 and 462,469.72 is: 637,973.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,958.70 : 835,915.26 = 462,469.72 : x
  2. Step 2: Convert to fraction form
    605,958.70/835,915.26 = 462,469.72/x
  3. Step 3: Cross multiply
    605,958.70x = 835,915.26 × 462,469.72
  4. Step 4: Simplify right side
    605,958.70x = 386,585,496,235.93
  5. Step 5: Solve for x
    x = 386,585,496,235.93/605,958.70
  6. Step 6: Final answer
    x = 637,973.34

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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.