Home / 741,025.88-1,022,602.34-418,729

Finding the Fourth Proportional to 741,025.88, 1,022,602.34 and 418,729

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Solution

The fourth proportional to 741,025.88, 1,022,602.34 and 418,729 is: 577,838.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,025.88 : 1,022,602.34 = 418,729 : x
  2. Step 2: Convert to fraction form
    741,025.88/1,022,602.34 = 418,729/x
  3. Step 3: Cross multiply
    741,025.88x = 1,022,602.34 × 418,729
  4. Step 4: Simplify right side
    741,025.88x = 428,193,255,225.86
  5. Step 5: Solve for x
    x = 428,193,255,225.86/741,025.88
  6. Step 6: Final answer
    x = 577,838.46

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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.