Home / 736,548.88-1,103,380.44-381,796.96

Finding the Fourth Proportional to 736,548.88, 1,103,380.44 and 381,796.96

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Solution

The fourth proportional to 736,548.88, 1,103,380.44 and 381,796.96 is: 571,947.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,548.88 : 1,103,380.44 = 381,796.96 : x
  2. Step 2: Convert to fraction form
    736,548.88/1,103,380.44 = 381,796.96/x
  3. Step 3: Cross multiply
    736,548.88x = 1,103,380.44 × 381,796.96
  4. Step 4: Simplify right side
    736,548.88x = 421,267,297,715.46
  5. Step 5: Solve for x
    x = 421,267,297,715.46/736,548.88
  6. Step 6: Final answer
    x = 571,947.51

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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.