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Finding the Fourth Proportional to 629,461.60, 944,471.45 and 329,870.96

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Solution

The fourth proportional to 629,461.60, 944,471.45 and 329,870.96 is: 494,952.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,461.60 : 944,471.45 = 329,870.96 : x
  2. Step 2: Convert to fraction form
    629,461.60/944,471.45 = 329,870.96/x
  3. Step 3: Cross multiply
    629,461.60x = 944,471.45 × 329,870.96
  4. Step 4: Simplify right side
    629,461.60x = 311,553,703,904.09
  5. Step 5: Solve for x
    x = 311,553,703,904.09/629,461.60
  6. Step 6: Final answer
    x = 494,952.68

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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.