Home / 445,110.24-667,692.48-145,622.46

Finding the Fourth Proportional to 445,110.24, 667,692.48 and 145,622.46

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Solution

The fourth proportional to 445,110.24, 667,692.48 and 145,622.46 is: 218,442.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,110.24 : 667,692.48 = 145,622.46 : x
  2. Step 2: Convert to fraction form
    445,110.24/667,692.48 = 145,622.46/x
  3. Step 3: Cross multiply
    445,110.24x = 667,692.48 × 145,622.46
  4. Step 4: Simplify right side
    445,110.24x = 97,231,021,461.10
  5. Step 5: Solve for x
    x = 97,231,021,461.10/445,110.24
  6. Step 6: Final answer
    x = 218,442.56

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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.