Home / 609,823.05-915,572.46-310,504.76

Finding the Fourth Proportional to 609,823.05, 915,572.46 and 310,504.76

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Solution

The fourth proportional to 609,823.05, 915,572.46 and 310,504.76 is: 466,183.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,823.05 : 915,572.46 = 310,504.76 : x
  2. Step 2: Convert to fraction form
    609,823.05/915,572.46 = 310,504.76/x
  3. Step 3: Cross multiply
    609,823.05x = 915,572.46 × 310,504.76
  4. Step 4: Simplify right side
    609,823.05x = 284,289,606,974.84
  5. Step 5: Solve for x
    x = 284,289,606,974.84/609,823.05
  6. Step 6: Final answer
    x = 466,183.77

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1.5x scale

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.