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Finding the Fourth Proportional to 650,651.33, 897,898.68 and 364,171.40

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Solution

The fourth proportional to 650,651.33, 897,898.68 and 364,171.40 is: 502,556.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,651.33 : 897,898.68 = 364,171.40 : x
  2. Step 2: Convert to fraction form
    650,651.33/897,898.68 = 364,171.40/x
  3. Step 3: Cross multiply
    650,651.33x = 897,898.68 × 364,171.40
  4. Step 4: Simplify right side
    650,651.33x = 326,989,019,353.75
  5. Step 5: Solve for x
    x = 326,989,019,353.75/650,651.33
  6. Step 6: Final answer
    x = 502,556.45

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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.