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Finding the Fourth Proportional to 650,912.56, 898,249.30 and 364,442.90

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Solution

The fourth proportional to 650,912.56, 898,249.30 and 364,442.90 is: 502,925.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,912.56 : 898,249.30 = 364,442.90 : x
  2. Step 2: Convert to fraction form
    650,912.56/898,249.30 = 364,442.90/x
  3. Step 3: Cross multiply
    650,912.56x = 898,249.30 × 364,442.90
  4. Step 4: Simplify right side
    650,912.56x = 327,360,574,412.62
  5. Step 5: Solve for x
    x = 327,360,574,412.62/650,912.56
  6. Step 6: Final answer
    x = 502,925.58

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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.