Home / 454,921.68-682,973.82-349,814.44

Finding the Fourth Proportional to 454,921.68, 682,973.82 and 349,814.44

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Solution

The fourth proportional to 454,921.68, 682,973.82 and 349,814.44 is: 525,176.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,921.68 : 682,973.82 = 349,814.44 : x
  2. Step 2: Convert to fraction form
    454,921.68/682,973.82 = 349,814.44/x
  3. Step 3: Cross multiply
    454,921.68x = 682,973.82 × 349,814.44
  4. Step 4: Simplify right side
    454,921.68x = 238,914,104,377.96
  5. Step 5: Solve for x
    x = 238,914,104,377.96/454,921.68
  6. Step 6: Final answer
    x = 525,176.34

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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.