Home / 868,894.22-1,303,338.72-220,469.16

Finding the Fourth Proportional to 868,894.22, 1,303,338.72 and 220,469.16

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Solution

The fourth proportional to 868,894.22, 1,303,338.72 and 220,469.16 is: 330,703.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,894.22 : 1,303,338.72 = 220,469.16 : x
  2. Step 2: Convert to fraction form
    868,894.22/1,303,338.72 = 220,469.16/x
  3. Step 3: Cross multiply
    868,894.22x = 1,303,338.72 × 220,469.16
  4. Step 4: Simplify right side
    868,894.22x = 287,345,998,508.16
  5. Step 5: Solve for x
    x = 287,345,998,508.16/868,894.22
  6. Step 6: Final answer
    x = 330,703.08

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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.