Home / 629,470.88-944,485.40-329,880.24

Finding the Fourth Proportional to 629,470.88, 944,485.40 and 329,880.24

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Solution

The fourth proportional to 629,470.88, 944,485.40 and 329,880.24 is: 494,966.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,470.88 : 944,485.40 = 329,880.24 : x
  2. Step 2: Convert to fraction form
    629,470.88/944,485.40 = 329,880.24/x
  3. Step 3: Cross multiply
    629,470.88x = 944,485.40 × 329,880.24
  4. Step 4: Simplify right side
    629,470.88x = 311,567,070,428.50
  5. Step 5: Solve for x
    x = 311,567,070,428.50/629,470.88
  6. Step 6: Final answer
    x = 494,966.61

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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.