Home / 740,744.46-1,022,310.27-418,475.28

Finding the Fourth Proportional to 740,744.46, 1,022,310.27 and 418,475.28

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Solution

The fourth proportional to 740,744.46, 1,022,310.27 and 418,475.28 is: 577,542.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,744.46 : 1,022,310.27 = 418,475.28 : x
  2. Step 2: Convert to fraction form
    740,744.46/1,022,310.27 = 418,475.28/x
  3. Step 3: Cross multiply
    740,744.46x = 1,022,310.27 × 418,475.28
  4. Step 4: Simplify right side
    740,744.46x = 427,811,576,485.13
  5. Step 5: Solve for x
    x = 427,811,576,485.13/740,744.46
  6. Step 6: Final answer
    x = 577,542.73

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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.