Home / 351,427.18-484,969.71-190,282.33

Finding the Fourth Proportional to 351,427.18, 484,969.71 and 190,282.33

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Solution

The fourth proportional to 351,427.18, 484,969.71 and 190,282.33 is: 262,589.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,427.18 : 484,969.71 = 190,282.33 : x
  2. Step 2: Convert to fraction form
    351,427.18/484,969.71 = 190,282.33/x
  3. Step 3: Cross multiply
    351,427.18x = 484,969.71 × 190,282.33
  4. Step 4: Simplify right side
    351,427.18x = 92,281,163,021.96
  5. Step 5: Solve for x
    x = 92,281,163,021.96/351,427.18
  6. Step 6: Final answer
    x = 262,589.72

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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.