Home / 741,023.48-1,022,599.05-418,726.64

Finding the Fourth Proportional to 741,023.48, 1,022,599.05 and 418,726.64

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Solution

The fourth proportional to 741,023.48, 1,022,599.05 and 418,726.64 is: 577,835.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,023.48 : 1,022,599.05 = 418,726.64 : x
  2. Step 2: Convert to fraction form
    741,023.48/1,022,599.05 = 418,726.64/x
  3. Step 3: Cross multiply
    741,023.48x = 1,022,599.05 × 418,726.64
  4. Step 4: Simplify right side
    741,023.48x = 428,189,459,160.70
  5. Step 5: Solve for x
    x = 428,189,459,160.70/741,023.48
  6. Step 6: Final answer
    x = 577,835.22

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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.