Home / 669,532.54-1,004,187.96-220,259.02

Finding the Fourth Proportional to 669,532.54, 1,004,187.96 and 220,259.02

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Solution

The fourth proportional to 669,532.54, 1,004,187.96 and 220,259.02 is: 330,352.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,532.54 : 1,004,187.96 = 220,259.02 : x
  2. Step 2: Convert to fraction form
    669,532.54/1,004,187.96 = 220,259.02/x
  3. Step 3: Cross multiply
    669,532.54x = 1,004,187.96 × 220,259.02
  4. Step 4: Simplify right side
    669,532.54x = 221,181,455,965.40
  5. Step 5: Solve for x
    x = 221,181,455,965.40/669,532.54
  6. Step 6: Final answer
    x = 330,352.06

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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.