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Finding the Fourth Proportional to 605,742.92, 835,926.44 and 364,029.20

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Solution

The fourth proportional to 605,742.92, 835,926.44 and 364,029.20 is: 502,361.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,742.92 : 835,926.44 = 364,029.20 : x
  2. Step 2: Convert to fraction form
    605,742.92/835,926.44 = 364,029.20/x
  3. Step 3: Cross multiply
    605,742.92x = 835,926.44 × 364,029.20
  4. Step 4: Simplify right side
    605,742.92x = 304,301,633,212.05
  5. Step 5: Solve for x
    x = 304,301,633,212.05/605,742.92
  6. Step 6: Final answer
    x = 502,361.02

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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.