Home / 745,085.94-1,117,795.58-271,771.29

Finding the Fourth Proportional to 745,085.94, 1,117,795.58 and 271,771.29

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Solution

The fourth proportional to 745,085.94, 1,117,795.58 and 271,771.29 is: 407,717.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,085.94 : 1,117,795.58 = 271,771.29 : x
  2. Step 2: Convert to fraction form
    745,085.94/1,117,795.58 = 271,771.29/x
  3. Step 3: Cross multiply
    745,085.94x = 1,117,795.58 × 271,771.29
  4. Step 4: Simplify right side
    745,085.94x = 303,784,751,321.57
  5. Step 5: Solve for x
    x = 303,784,751,321.57/745,085.94
  6. Step 6: Final answer
    x = 407,717.74

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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.