Home / 351,277.20-484,759.52-190,130.84

Finding the Fourth Proportional to 351,277.20, 484,759.52 and 190,130.84

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Solution

The fourth proportional to 351,277.20, 484,759.52 and 190,130.84 is: 262,378.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,277.20 : 484,759.52 = 190,130.84 : x
  2. Step 2: Convert to fraction form
    351,277.20/484,759.52 = 190,130.84/x
  3. Step 3: Cross multiply
    351,277.20x = 484,759.52 × 190,130.84
  4. Step 4: Simplify right side
    351,277.20x = 92,167,734,735.60
  5. Step 5: Solve for x
    x = 92,167,734,735.60/351,277.20
  6. Step 6: Final answer
    x = 262,378.93

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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.