Home / 897,749.06-1,346,843.10-298,708.70

Finding the Fourth Proportional to 897,749.06, 1,346,843.10 and 298,708.70

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Solution

The fourth proportional to 897,749.06, 1,346,843.10 and 298,708.70 is: 448,136.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,749.06 : 1,346,843.10 = 298,708.70 : x
  2. Step 2: Convert to fraction form
    897,749.06/1,346,843.10 = 298,708.70/x
  3. Step 3: Cross multiply
    897,749.06x = 1,346,843.10 × 298,708.70
  4. Step 4: Simplify right side
    897,749.06x = 402,313,751,504.97
  5. Step 5: Solve for x
    x = 402,313,751,504.97/897,749.06
  6. Step 6: Final answer
    x = 448,136.09

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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.