Home / 351,441.52-484,990.20-190,298.56

Finding the Fourth Proportional to 351,441.52, 484,990.20 and 190,298.56

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Solution

The fourth proportional to 351,441.52, 484,990.20 and 190,298.56 is: 262,612.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,441.52 : 484,990.20 = 190,298.56 : x
  2. Step 2: Convert to fraction form
    351,441.52/484,990.20 = 190,298.56/x
  3. Step 3: Cross multiply
    351,441.52x = 484,990.20 × 190,298.56
  4. Step 4: Simplify right side
    351,441.52x = 92,292,936,674.11
  5. Step 5: Solve for x
    x = 92,292,936,674.11/351,441.52
  6. Step 6: Final answer
    x = 262,612.50

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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.