Home / 741,023.52-1,022,599.04-418,726.73

Finding the Fourth Proportional to 741,023.52, 1,022,599.04 and 418,726.73

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Solution

The fourth proportional to 741,023.52, 1,022,599.04 and 418,726.73 is: 577,835.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,023.52 : 1,022,599.04 = 418,726.73 : x
  2. Step 2: Convert to fraction form
    741,023.52/1,022,599.04 = 418,726.73/x
  3. Step 3: Cross multiply
    741,023.52x = 1,022,599.04 × 418,726.73
  4. Step 4: Simplify right side
    741,023.52x = 428,189,544,913.71
  5. Step 5: Solve for x
    x = 428,189,544,913.71/741,023.52
  6. Step 6: Final answer
    x = 577,835.30

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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.