Home / 670,048.40-1,004,856.32-220,662.40

Finding the Fourth Proportional to 670,048.40, 1,004,856.32 and 220,662.40

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Solution

The fourth proportional to 670,048.40, 1,004,856.32 and 220,662.40 is: 330,922.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,048.40 : 1,004,856.32 = 220,662.40 : x
  2. Step 2: Convert to fraction form
    670,048.40/1,004,856.32 = 220,662.40/x
  3. Step 3: Cross multiply
    670,048.40x = 1,004,856.32 × 220,662.40
  4. Step 4: Simplify right side
    670,048.40x = 221,734,007,226.37
  5. Step 5: Solve for x
    x = 221,734,007,226.37/670,048.40
  6. Step 6: Final answer
    x = 330,922.37

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Double scale
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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.