Home / 382,288.94-527,565.12-210,214.36

Finding the Fourth Proportional to 382,288.94, 527,565.12 and 210,214.36

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Solution

The fourth proportional to 382,288.94, 527,565.12 and 210,214.36 is: 290,099.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,288.94 : 527,565.12 = 210,214.36 : x
  2. Step 2: Convert to fraction form
    382,288.94/527,565.12 = 210,214.36/x
  3. Step 3: Cross multiply
    382,288.94x = 527,565.12 × 210,214.36
  4. Step 4: Simplify right side
    382,288.94x = 110,901,764,059.12
  5. Step 5: Solve for x
    x = 110,901,764,059.12/382,288.94
  6. Step 6: Final answer
    x = 290,099.33

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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.