Home / 699,534-1,049,310.36-219,746.16

Finding the Fourth Proportional to 699,534, 1,049,310.36 and 219,746.16

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Solution

The fourth proportional to 699,534, 1,049,310.36 and 219,746.16 is: 329,622.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,534 : 1,049,310.36 = 219,746.16 : x
  2. Step 2: Convert to fraction form
    699,534/1,049,310.36 = 219,746.16/x
  3. Step 3: Cross multiply
    699,534x = 1,049,310.36 × 219,746.16
  4. Step 4: Simplify right side
    699,534x = 230,581,922,258.22
  5. Step 5: Solve for x
    x = 230,581,922,258.22/699,534
  6. Step 6: Final answer
    x = 329,622.18

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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.