Home / 351,228.56-484,695.40-190,083.60

Finding the Fourth Proportional to 351,228.56, 484,695.40 and 190,083.60

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Solution

The fourth proportional to 351,228.56, 484,695.40 and 190,083.60 is: 262,315.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,228.56 : 484,695.40 = 190,083.60 : x
  2. Step 2: Convert to fraction form
    351,228.56/484,695.40 = 190,083.60/x
  3. Step 3: Cross multiply
    351,228.56x = 484,695.40 × 190,083.60
  4. Step 4: Simplify right side
    351,228.56x = 92,132,646,535.44
  5. Step 5: Solve for x
    x = 92,132,646,535.44/351,228.56
  6. Step 6: Final answer
    x = 262,315.36

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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.