Home / 629,734.40-943,987.20-563,379.20

Finding the Fourth Proportional to 629,734.40, 943,987.20 and 563,379.20

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Solution

The fourth proportional to 629,734.40, 943,987.20 and 563,379.20 is: 844,519.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,734.40 : 943,987.20 = 563,379.20 : x
  2. Step 2: Convert to fraction form
    629,734.40/943,987.20 = 563,379.20/x
  3. Step 3: Cross multiply
    629,734.40x = 943,987.20 × 563,379.20
  4. Step 4: Simplify right side
    629,734.40x = 531,822,753,546.24
  5. Step 5: Solve for x
    x = 531,822,753,546.24/629,734.40
  6. Step 6: Final answer
    x = 844,519.14

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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.