Home / 351,085.26-484,496.40-189,940.35

Finding the Fourth Proportional to 351,085.26, 484,496.40 and 189,940.35

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Solution

The fourth proportional to 351,085.26, 484,496.40 and 189,940.35 is: 262,117.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,085.26 : 484,496.40 = 189,940.35 : x
  2. Step 2: Convert to fraction form
    351,085.26/484,496.40 = 189,940.35/x
  3. Step 3: Cross multiply
    351,085.26x = 484,496.40 × 189,940.35
  4. Step 4: Simplify right side
    351,085.26x = 92,025,415,789.74
  5. Step 5: Solve for x
    x = 92,025,415,789.74/351,085.26
  6. Step 6: Final answer
    x = 262,117.00

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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.