Home / 695,425.20-1,043,137.80-446,593.20

Finding the Fourth Proportional to 695,425.20, 1,043,137.80 and 446,593.20

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Solution

The fourth proportional to 695,425.20, 1,043,137.80 and 446,593.20 is: 669,889.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,425.20 : 1,043,137.80 = 446,593.20 : x
  2. Step 2: Convert to fraction form
    695,425.20/1,043,137.80 = 446,593.20/x
  3. Step 3: Cross multiply
    695,425.20x = 1,043,137.80 × 446,593.20
  4. Step 4: Simplify right side
    695,425.20x = 465,858,248,142.96
  5. Step 5: Solve for x
    x = 465,858,248,142.96/695,425.20
  6. Step 6: Final answer
    x = 669,889.80

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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.