Home / 945,087.20-1,417,825.20-314,453.60

Finding the Fourth Proportional to 945,087.20, 1,417,825.20 and 314,453.60

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Solution

The fourth proportional to 945,087.20, 1,417,825.20 and 314,453.60 is: 471,745.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,087.20 : 1,417,825.20 = 314,453.60 : x
  2. Step 2: Convert to fraction form
    945,087.20/1,417,825.20 = 314,453.60/x
  3. Step 3: Cross multiply
    945,087.20x = 1,417,825.20 × 314,453.60
  4. Step 4: Simplify right side
    945,087.20x = 445,840,238,310.72
  5. Step 5: Solve for x
    x = 445,840,238,310.72/945,087.20
  6. Step 6: Final answer
    x = 471,745.08

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Similar ratio
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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.