Home / 757,730.68-1,136,783.13-225,249.46

Finding the Fourth Proportional to 757,730.68, 1,136,783.13 and 225,249.46

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Solution

The fourth proportional to 757,730.68, 1,136,783.13 and 225,249.46 is: 337,929.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,730.68 : 1,136,783.13 = 225,249.46 : x
  2. Step 2: Convert to fraction form
    757,730.68/1,136,783.13 = 225,249.46/x
  3. Step 3: Cross multiply
    757,730.68x = 1,136,783.13 × 225,249.46
  4. Step 4: Simplify right side
    757,730.68x = 256,059,786,169.61
  5. Step 5: Solve for x
    x = 256,059,786,169.61/757,730.68
  6. Step 6: Final answer
    x = 337,929.81

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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.