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Finding the Fourth Proportional to 605,561.49, 835,634.75 and 363,854.25

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Solution

The fourth proportional to 605,561.49, 835,634.75 and 363,854.25 is: 502,094.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,561.49 : 835,634.75 = 363,854.25 : x
  2. Step 2: Convert to fraction form
    605,561.49/835,634.75 = 363,854.25/x
  3. Step 3: Cross multiply
    605,561.49x = 835,634.75 × 363,854.25
  4. Step 4: Simplify right side
    605,561.49x = 304,049,253,415.92
  5. Step 5: Solve for x
    x = 304,049,253,415.92/605,561.49
  6. Step 6: Final answer
    x = 502,094.76

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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.