Home / 834,380.19-1,251,620.10-235,392.48

Finding the Fourth Proportional to 834,380.19, 1,251,620.10 and 235,392.48

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Solution

The fourth proportional to 834,380.19, 1,251,620.10 and 235,392.48 is: 353,102.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,380.19 : 1,251,620.10 = 235,392.48 : x
  2. Step 2: Convert to fraction form
    834,380.19/1,251,620.10 = 235,392.48/x
  3. Step 3: Cross multiply
    834,380.19x = 1,251,620.10 × 235,392.48
  4. Step 4: Simplify right side
    834,380.19x = 294,621,959,356.85
  5. Step 5: Solve for x
    x = 294,621,959,356.85/834,380.19
  6. Step 6: Final answer
    x = 353,102.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.