Home / 669,688.06-1,004,525.96-270,045.82

Finding the Fourth Proportional to 669,688.06, 1,004,525.96 and 270,045.82

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Solution

The fourth proportional to 669,688.06, 1,004,525.96 and 270,045.82 is: 405,066.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,688.06 : 1,004,525.96 = 270,045.82 : x
  2. Step 2: Convert to fraction form
    669,688.06/1,004,525.96 = 270,045.82/x
  3. Step 3: Cross multiply
    669,688.06x = 1,004,525.96 × 270,045.82
  4. Step 4: Simplify right side
    669,688.06x = 271,268,036,579.49
  5. Step 5: Solve for x
    x = 271,268,036,579.49/669,688.06
  6. Step 6: Final answer
    x = 405,066.26

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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.