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Finding the Fourth Proportional to 603,724.88, 832,958.46 and 361,919.22

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Solution

The fourth proportional to 603,724.88, 832,958.46 and 361,919.22 is: 499,339.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,724.88 : 832,958.46 = 361,919.22 : x
  2. Step 2: Convert to fraction form
    603,724.88/832,958.46 = 361,919.22/x
  3. Step 3: Cross multiply
    603,724.88x = 832,958.46 × 361,919.22
  4. Step 4: Simplify right side
    603,724.88x = 301,463,676,135.60
  5. Step 5: Solve for x
    x = 301,463,676,135.60/603,724.88
  6. Step 6: Final answer
    x = 499,339.50

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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.