Home / 649,616.20-973,646.70-333,910.60

Finding the Fourth Proportional to 649,616.20, 973,646.70 and 333,910.60

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Solution

The fourth proportional to 649,616.20, 973,646.70 and 333,910.60 is: 500,466.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,616.20 : 973,646.70 = 333,910.60 : x
  2. Step 2: Convert to fraction form
    649,616.20/973,646.70 = 333,910.60/x
  3. Step 3: Cross multiply
    649,616.20x = 973,646.70 × 333,910.60
  4. Step 4: Simplify right side
    649,616.20x = 325,110,953,785.02
  5. Step 5: Solve for x
    x = 325,110,953,785.02/649,616.20
  6. Step 6: Final answer
    x = 500,466.20

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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.