Home / 669,664.08-1,004,533.56-214,295.04

Finding the Fourth Proportional to 669,664.08, 1,004,533.56 and 214,295.04

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Solution

The fourth proportional to 669,664.08, 1,004,533.56 and 214,295.04 is: 321,454.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,664.08 : 1,004,533.56 = 214,295.04 : x
  2. Step 2: Convert to fraction form
    669,664.08/1,004,533.56 = 214,295.04/x
  3. Step 3: Cross multiply
    669,664.08x = 1,004,533.56 × 214,295.04
  4. Step 4: Simplify right side
    669,664.08x = 215,266,559,421.54
  5. Step 5: Solve for x
    x = 215,266,559,421.54/669,664.08
  6. Step 6: Final answer
    x = 321,454.54

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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.