Home / 219,741.66-329,022-180,769.32

Finding the Fourth Proportional to 219,741.66, 329,022 and 180,769.32

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Solution

The fourth proportional to 219,741.66, 329,022 and 180,769.32 is: 270,668.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,741.66 : 329,022 = 180,769.32 : x
  2. Step 2: Convert to fraction form
    219,741.66/329,022 = 180,769.32/x
  3. Step 3: Cross multiply
    219,741.66x = 329,022 × 180,769.32
  4. Step 4: Simplify right side
    219,741.66x = 59,477,083,205.04
  5. Step 5: Solve for x
    x = 59,477,083,205.04/219,741.66
  6. Step 6: Final answer
    x = 270,668.22

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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.