Home / 852,829-1,279,249.98-291,868.36

Finding the Fourth Proportional to 852,829, 1,279,249.98 and 291,868.36

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Solution

The fourth proportional to 852,829, 1,279,249.98 and 291,868.36 is: 437,804.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,829 : 1,279,249.98 = 291,868.36 : x
  2. Step 2: Convert to fraction form
    852,829/1,279,249.98 = 291,868.36/x
  3. Step 3: Cross multiply
    852,829x = 1,279,249.98 × 291,868.36
  4. Step 4: Simplify right side
    852,829x = 373,372,593,692.63
  5. Step 5: Solve for x
    x = 373,372,593,692.63/852,829
  6. Step 6: Final answer
    x = 437,804.76

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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.