Home / 745,836.26-1,118,754.40-247,200.26

Finding the Fourth Proportional to 745,836.26, 1,118,754.40 and 247,200.26

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Solution

The fourth proportional to 745,836.26, 1,118,754.40 and 247,200.26 is: 370,800.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,836.26 : 1,118,754.40 = 247,200.26 : x
  2. Step 2: Convert to fraction form
    745,836.26/1,118,754.40 = 247,200.26/x
  3. Step 3: Cross multiply
    745,836.26x = 1,118,754.40 × 247,200.26
  4. Step 4: Simplify right side
    745,836.26x = 276,556,378,556.14
  5. Step 5: Solve for x
    x = 276,556,378,556.14/745,836.26
  6. Step 6: Final answer
    x = 370,800.39

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Double scale
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Similar ratio
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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.