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Finding the Fourth Proportional to 603,600.68, 832,991.46 and 361,922.60

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Solution

The fourth proportional to 603,600.68, 832,991.46 and 361,922.60 is: 499,466.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,600.68 : 832,991.46 = 361,922.60 : x
  2. Step 2: Convert to fraction form
    603,600.68/832,991.46 = 361,922.60/x
  3. Step 3: Cross multiply
    603,600.68x = 832,991.46 × 361,922.60
  4. Step 4: Simplify right side
    603,600.68x = 301,478,434,981.00
  5. Step 5: Solve for x
    x = 301,478,434,981.00/603,600.68
  6. Step 6: Final answer
    x = 499,466.69

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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.