Home / 629,864.80-944,912.40-255,925.60

Finding the Fourth Proportional to 629,864.80, 944,912.40 and 255,925.60

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Solution

The fourth proportional to 629,864.80, 944,912.40 and 255,925.60 is: 383,935.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,864.80 : 944,912.40 = 255,925.60 : x
  2. Step 2: Convert to fraction form
    629,864.80/944,912.40 = 255,925.60/x
  3. Step 3: Cross multiply
    629,864.80x = 944,912.40 × 255,925.60
  4. Step 4: Simplify right side
    629,864.80x = 241,827,272,917.44
  5. Step 5: Solve for x
    x = 241,827,272,917.44/629,864.80
  6. Step 6: Final answer
    x = 383,935.21

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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.