Home / 1,066,769.30-1,599,887.58-418,477.26

Finding the Fourth Proportional to 1,066,769.30, 1,599,887.58 and 418,477.26

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Solution

The fourth proportional to 1,066,769.30, 1,599,887.58 and 418,477.26 is: 627,611.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,769.30 : 1,599,887.58 = 418,477.26 : x
  2. Step 2: Convert to fraction form
    1,066,769.30/1,599,887.58 = 418,477.26/x
  3. Step 3: Cross multiply
    1,066,769.30x = 1,599,887.58 × 418,477.26
  4. Step 4: Simplify right side
    1,066,769.30x = 669,516,570,786.43
  5. Step 5: Solve for x
    x = 669,516,570,786.43/1,066,769.30
  6. Step 6: Final answer
    x = 627,611.40

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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.