Home / 609,210.94-913,956.55-204,456.86

Finding the Fourth Proportional to 609,210.94, 913,956.55 and 204,456.86

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Solution

The fourth proportional to 609,210.94, 913,956.55 and 204,456.86 is: 306,732.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,210.94 : 913,956.55 = 204,456.86 : x
  2. Step 2: Convert to fraction form
    609,210.94/913,956.55 = 204,456.86/x
  3. Step 3: Cross multiply
    609,210.94x = 913,956.55 × 204,456.86
  4. Step 4: Simplify right side
    609,210.94x = 186,864,688,163.18
  5. Step 5: Solve for x
    x = 186,864,688,163.18/609,210.94
  6. Step 6: Final answer
    x = 306,732.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.