Home / 303,180.14-455,085.63-223,308.29

Finding the Fourth Proportional to 303,180.14, 455,085.63 and 223,308.29

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Solution

The fourth proportional to 303,180.14, 455,085.63 and 223,308.29 is: 335,194.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,180.14 : 455,085.63 = 223,308.29 : x
  2. Step 2: Convert to fraction form
    303,180.14/455,085.63 = 223,308.29/x
  3. Step 3: Cross multiply
    303,180.14x = 455,085.63 × 223,308.29
  4. Step 4: Simplify right side
    303,180.14x = 101,624,390,446.90
  5. Step 5: Solve for x
    x = 101,624,390,446.90/303,180.14
  6. Step 6: Final answer
    x = 335,194.75

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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.