Home / 629,729.10-946,436.85-548,628.30

Finding the Fourth Proportional to 629,729.10, 946,436.85 and 548,628.30

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Solution

The fourth proportional to 629,729.10, 946,436.85 and 548,628.30 is: 824,548.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,729.10 : 946,436.85 = 548,628.30 : x
  2. Step 2: Convert to fraction form
    629,729.10/946,436.85 = 548,628.30/x
  3. Step 3: Cross multiply
    629,729.10x = 946,436.85 × 548,628.30
  4. Step 4: Simplify right side
    629,729.10x = 519,242,040,072.86
  5. Step 5: Solve for x
    x = 519,242,040,072.86/629,729.10
  6. Step 6: Final answer
    x = 824,548.27

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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.