Home / 741,024.48-1,022,600.43-418,727.64

Finding the Fourth Proportional to 741,024.48, 1,022,600.43 and 418,727.64

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Solution

The fourth proportional to 741,024.48, 1,022,600.43 and 418,727.64 is: 577,836.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,024.48 : 1,022,600.43 = 418,727.64 : x
  2. Step 2: Convert to fraction form
    741,024.48/1,022,600.43 = 418,727.64/x
  3. Step 3: Cross multiply
    741,024.48x = 1,022,600.43 × 418,727.64
  4. Step 4: Simplify right side
    741,024.48x = 428,191,064,716.89
  5. Step 5: Solve for x
    x = 428,191,064,716.89/741,024.48
  6. Step 6: Final answer
    x = 577,836.60

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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.