Home / 296,311.36-408,919.52-162,175.36

Finding the Fourth Proportional to 296,311.36, 408,919.52 and 162,175.36

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Solution

The fourth proportional to 296,311.36, 408,919.52 and 162,175.36 is: 223,807.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,311.36 : 408,919.52 = 162,175.36 : x
  2. Step 2: Convert to fraction form
    296,311.36/408,919.52 = 162,175.36/x
  3. Step 3: Cross multiply
    296,311.36x = 408,919.52 × 162,175.36
  4. Step 4: Simplify right side
    296,311.36x = 66,316,670,367.03
  5. Step 5: Solve for x
    x = 66,316,670,367.03/296,311.36
  6. Step 6: Final answer
    x = 223,807.38

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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.