Home / 629,245.20-941,794.20-488,240.40

Finding the Fourth Proportional to 629,245.20, 941,794.20 and 488,240.40

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Solution

The fourth proportional to 629,245.20, 941,794.20 and 488,240.40 is: 730,751.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,245.20 : 941,794.20 = 488,240.40 : x
  2. Step 2: Convert to fraction form
    629,245.20/941,794.20 = 488,240.40/x
  3. Step 3: Cross multiply
    629,245.20x = 941,794.20 × 488,240.40
  4. Step 4: Simplify right side
    629,245.20x = 459,821,976,925.68
  5. Step 5: Solve for x
    x = 459,821,976,925.68/629,245.20
  6. Step 6: Final answer
    x = 730,751.66

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1.5x scale

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.