Home / 454,984.55-682,476.83-305,296.55

Finding the Fourth Proportional to 454,984.55, 682,476.83 and 305,296.55

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Solution

The fourth proportional to 454,984.55, 682,476.83 and 305,296.55 is: 457,944.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,984.55 : 682,476.83 = 305,296.55 : x
  2. Step 2: Convert to fraction form
    454,984.55/682,476.83 = 305,296.55/x
  3. Step 3: Cross multiply
    454,984.55x = 682,476.83 × 305,296.55
  4. Step 4: Simplify right side
    454,984.55x = 208,357,820,127.45
  5. Step 5: Solve for x
    x = 208,357,820,127.45/454,984.55
  6. Step 6: Final answer
    x = 457,944.83

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Similar ratio
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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.