Home / 336,427.34-504,738.40-99,775.70

Finding the Fourth Proportional to 336,427.34, 504,738.40 and 99,775.70

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Solution

The fourth proportional to 336,427.34, 504,738.40 and 99,775.70 is: 149,692.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,427.34 : 504,738.40 = 99,775.70 : x
  2. Step 2: Convert to fraction form
    336,427.34/504,738.40 = 99,775.70/x
  3. Step 3: Cross multiply
    336,427.34x = 504,738.40 × 99,775.70
  4. Step 4: Simplify right side
    336,427.34x = 50,360,627,176.88
  5. Step 5: Solve for x
    x = 50,360,627,176.88/336,427.34
  6. Step 6: Final answer
    x = 149,692.43

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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.