Home / 745,221.26-1,117,996.83-271,905.26

Finding the Fourth Proportional to 745,221.26, 1,117,996.83 and 271,905.26

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Solution

The fourth proportional to 745,221.26, 1,117,996.83 and 271,905.26 is: 407,918.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,221.26 : 1,117,996.83 = 271,905.26 : x
  2. Step 2: Convert to fraction form
    745,221.26/1,117,996.83 = 271,905.26/x
  3. Step 3: Cross multiply
    745,221.26x = 1,117,996.83 × 271,905.26
  4. Step 4: Simplify right side
    745,221.26x = 303,989,213,150.34
  5. Step 5: Solve for x
    x = 303,989,213,150.34/745,221.26
  6. Step 6: Final answer
    x = 407,918.06

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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.