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Finding the Fourth Proportional to 458,771.99, 632,850.30 and 426,297.87

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Solution

The fourth proportional to 458,771.99, 632,850.30 and 426,297.87 is: 588,054.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,771.99 : 632,850.30 = 426,297.87 : x
  2. Step 2: Convert to fraction form
    458,771.99/632,850.30 = 426,297.87/x
  3. Step 3: Cross multiply
    458,771.99x = 632,850.30 × 426,297.87
  4. Step 4: Simplify right side
    458,771.99x = 269,782,734,918.86
  5. Step 5: Solve for x
    x = 269,782,734,918.86/458,771.99
  6. Step 6: Final answer
    x = 588,054.07

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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.