Home / 816,620.10-1,224,930.15-591,504.90

Finding the Fourth Proportional to 816,620.10, 1,224,930.15 and 591,504.90

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Solution

The fourth proportional to 816,620.10, 1,224,930.15 and 591,504.90 is: 887,257.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,620.10 : 1,224,930.15 = 591,504.90 : x
  2. Step 2: Convert to fraction form
    816,620.10/1,224,930.15 = 591,504.90/x
  3. Step 3: Cross multiply
    816,620.10x = 1,224,930.15 × 591,504.90
  4. Step 4: Simplify right side
    816,620.10x = 724,552,185,882.74
  5. Step 5: Solve for x
    x = 724,552,185,882.74/816,620.10
  6. Step 6: Final answer
    x = 887,257.35

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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.