Home / 450,185.70-674,943.18-150,488.94

Finding the Fourth Proportional to 450,185.70, 674,943.18 and 150,488.94

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Solution

The fourth proportional to 450,185.70, 674,943.18 and 150,488.94 is: 225,621.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,185.70 : 674,943.18 = 150,488.94 : x
  2. Step 2: Convert to fraction form
    450,185.70/674,943.18 = 150,488.94/x
  3. Step 3: Cross multiply
    450,185.70x = 674,943.18 × 150,488.94
  4. Step 4: Simplify right side
    450,185.70x = 101,571,483,718.43
  5. Step 5: Solve for x
    x = 101,571,483,718.43/450,185.70
  6. Step 6: Final answer
    x = 225,621.30

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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.