Home / 770,604.60-1,063,391.58-431,007.24

Finding the Fourth Proportional to 770,604.60, 1,063,391.58 and 431,007.24

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Solution

The fourth proportional to 770,604.60, 1,063,391.58 and 431,007.24 is: 594,766.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,604.60 : 1,063,391.58 = 431,007.24 : x
  2. Step 2: Convert to fraction form
    770,604.60/1,063,391.58 = 431,007.24/x
  3. Step 3: Cross multiply
    770,604.60x = 1,063,391.58 × 431,007.24
  4. Step 4: Simplify right side
    770,604.60x = 458,329,469,935.04
  5. Step 5: Solve for x
    x = 458,329,469,935.04/770,604.60
  6. Step 6: Final answer
    x = 594,766.07

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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.