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Finding the Fourth Proportional to 629,470.48, 944,484.84 and 329,879.84

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Solution

The fourth proportional to 629,470.48, 944,484.84 and 329,879.84 is: 494,966.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,470.48 : 944,484.84 = 329,879.84 : x
  2. Step 2: Convert to fraction form
    629,470.48/944,484.84 = 329,879.84/x
  3. Step 3: Cross multiply
    629,470.48x = 944,484.84 × 329,879.84
  4. Step 4: Simplify right side
    629,470.48x = 311,566,507,901.63
  5. Step 5: Solve for x
    x = 311,566,507,901.63/629,470.48
  6. Step 6: Final answer
    x = 494,966.04

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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.