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Finding the Fourth Proportional to 650,642.33, 897,886.28 and 364,162.42

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Solution

The fourth proportional to 650,642.33, 897,886.28 and 364,162.42 is: 502,544.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,642.33 : 897,886.28 = 364,162.42 : x
  2. Step 2: Convert to fraction form
    650,642.33/897,886.28 = 364,162.42/x
  3. Step 3: Cross multiply
    650,642.33x = 897,886.28 × 364,162.42
  4. Step 4: Simplify right side
    650,642.33x = 326,976,434,299.35
  5. Step 5: Solve for x
    x = 326,976,434,299.35/650,642.33
  6. Step 6: Final answer
    x = 502,544.05

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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.