Home / 745,081.83-1,117,789.41-271,767.19

Finding the Fourth Proportional to 745,081.83, 1,117,789.41 and 271,767.19

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Solution

The fourth proportional to 745,081.83, 1,117,789.41 and 271,767.19 is: 407,711.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,081.83 : 1,117,789.41 = 271,767.19 : x
  2. Step 2: Convert to fraction form
    745,081.83/1,117,789.41 = 271,767.19/x
  3. Step 3: Cross multiply
    745,081.83x = 1,117,789.41 × 271,767.19
  4. Step 4: Simplify right side
    745,081.83x = 303,778,483,805.23
  5. Step 5: Solve for x
    x = 303,778,483,805.23/745,081.83
  6. Step 6: Final answer
    x = 407,711.57

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Double scale
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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.