Home / 741,533.42-1,112,299.68-268,108.06

Finding the Fourth Proportional to 741,533.42, 1,112,299.68 and 268,108.06

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Solution

The fourth proportional to 741,533.42, 1,112,299.68 and 268,108.06 is: 402,161.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,533.42 : 1,112,299.68 = 268,108.06 : x
  2. Step 2: Convert to fraction form
    741,533.42/1,112,299.68 = 268,108.06/x
  3. Step 3: Cross multiply
    741,533.42x = 1,112,299.68 × 268,108.06
  4. Step 4: Simplify right side
    741,533.42x = 298,216,509,343.42
  5. Step 5: Solve for x
    x = 298,216,509,343.42/741,533.42
  6. Step 6: Final answer
    x = 402,161.93

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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.