Home / 629,738.10-946,450.35-548,637.30

Finding the Fourth Proportional to 629,738.10, 946,450.35 and 548,637.30

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Solution

The fourth proportional to 629,738.10, 946,450.35 and 548,637.30 is: 824,561.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,738.10 : 946,450.35 = 548,637.30 : x
  2. Step 2: Convert to fraction form
    629,738.10/946,450.35 = 548,637.30/x
  3. Step 3: Cross multiply
    629,738.10x = 946,450.35 × 548,637.30
  4. Step 4: Simplify right side
    629,738.10x = 519,257,964,608.06
  5. Step 5: Solve for x
    x = 519,257,964,608.06/629,738.10
  6. Step 6: Final answer
    x = 824,561.77

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Double scale
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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.