Home / 740,744.44-1,022,310.28-418,475.28

Finding the Fourth Proportional to 740,744.44, 1,022,310.28 and 418,475.28

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Solution

The fourth proportional to 740,744.44, 1,022,310.28 and 418,475.28 is: 577,542.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,744.44 : 1,022,310.28 = 418,475.28 : x
  2. Step 2: Convert to fraction form
    740,744.44/1,022,310.28 = 418,475.28/x
  3. Step 3: Cross multiply
    740,744.44x = 1,022,310.28 × 418,475.28
  4. Step 4: Simplify right side
    740,744.44x = 427,811,580,669.88
  5. Step 5: Solve for x
    x = 427,811,580,669.88/740,744.44
  6. Step 6: Final answer
    x = 577,542.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.