Home / 325,000.55-448,312.83-195,850.91

Finding the Fourth Proportional to 325,000.55, 448,312.83 and 195,850.91

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Solution

The fourth proportional to 325,000.55, 448,312.83 and 195,850.91 is: 270,161.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,000.55 : 448,312.83 = 195,850.91 : x
  2. Step 2: Convert to fraction form
    325,000.55/448,312.83 = 195,850.91/x
  3. Step 3: Cross multiply
    325,000.55x = 448,312.83 × 195,850.91
  4. Step 4: Simplify right side
    325,000.55x = 87,802,476,106.52
  5. Step 5: Solve for x
    x = 87,802,476,106.52/325,000.55
  6. Step 6: Final answer
    x = 270,161.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.