Home / 412,446.95-568,580.37-289,565.23

Finding the Fourth Proportional to 412,446.95, 568,580.37 and 289,565.23

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Solution

The fourth proportional to 412,446.95, 568,580.37 and 289,565.23 is: 399,181.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,446.95 : 568,580.37 = 289,565.23 : x
  2. Step 2: Convert to fraction form
    412,446.95/568,580.37 = 289,565.23/x
  3. Step 3: Cross multiply
    412,446.95x = 568,580.37 × 289,565.23
  4. Step 4: Simplify right side
    412,446.95x = 164,641,104,171.30
  5. Step 5: Solve for x
    x = 164,641,104,171.30/412,446.95
  6. Step 6: Final answer
    x = 399,181.29

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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.