Home / 351,340.62-484,847.19-190,192.38

Finding the Fourth Proportional to 351,340.62, 484,847.19 and 190,192.38

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Solution

The fourth proportional to 351,340.62, 484,847.19 and 190,192.38 is: 262,463.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,340.62 : 484,847.19 = 190,192.38 : x
  2. Step 2: Convert to fraction form
    351,340.62/484,847.19 = 190,192.38/x
  3. Step 3: Cross multiply
    351,340.62x = 484,847.19 × 190,192.38
  4. Step 4: Simplify right side
    351,340.62x = 92,214,241,002.41
  5. Step 5: Solve for x
    x = 92,214,241,002.41/351,340.62
  6. Step 6: Final answer
    x = 262,463.93

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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.