Home / 729,889.92-1,094,993.10-410,359.50

Finding the Fourth Proportional to 729,889.92, 1,094,993.10 and 410,359.50

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Solution

The fourth proportional to 729,889.92, 1,094,993.10 and 410,359.50 is: 615,628.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,889.92 : 1,094,993.10 = 410,359.50 : x
  2. Step 2: Convert to fraction form
    729,889.92/1,094,993.10 = 410,359.50/x
  3. Step 3: Cross multiply
    729,889.92x = 1,094,993.10 × 410,359.50
  4. Step 4: Simplify right side
    729,889.92x = 449,340,821,019.45
  5. Step 5: Solve for x
    x = 449,340,821,019.45/729,889.92
  6. Step 6: Final answer
    x = 615,628.20

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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.