Home / 629,744.10-946,459.35-548,643.30

Finding the Fourth Proportional to 629,744.10, 946,459.35 and 548,643.30

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Solution

The fourth proportional to 629,744.10, 946,459.35 and 548,643.30 is: 824,570.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,744.10 : 946,459.35 = 548,643.30 : x
  2. Step 2: Convert to fraction form
    629,744.10/946,459.35 = 548,643.30/x
  3. Step 3: Cross multiply
    629,744.10x = 946,459.35 × 548,643.30
  4. Step 4: Simplify right side
    629,744.10x = 519,268,581,099.86
  5. Step 5: Solve for x
    x = 519,268,581,099.86/629,744.10
  6. Step 6: Final answer
    x = 824,570.78

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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.