Home / 629,669.88-944,783.60-330,079.23

Finding the Fourth Proportional to 629,669.88, 944,783.60 and 330,079.23

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Solution

The fourth proportional to 629,669.88, 944,783.60 and 330,079.23 is: 495,264.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,669.88 : 944,783.60 = 330,079.23 : x
  2. Step 2: Convert to fraction form
    629,669.88/944,783.60 = 330,079.23/x
  3. Step 3: Cross multiply
    629,669.88x = 944,783.60 × 330,079.23
  4. Step 4: Simplify right side
    629,669.88x = 311,853,441,554.23
  5. Step 5: Solve for x
    x = 311,853,441,554.23/629,669.88
  6. Step 6: Final answer
    x = 495,264.98

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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.