Home / 751,126.70-1,126,735.85-245,741.07

Finding the Fourth Proportional to 751,126.70, 1,126,735.85 and 245,741.07

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Solution

The fourth proportional to 751,126.70, 1,126,735.85 and 245,741.07 is: 368,626.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,126.70 : 1,126,735.85 = 245,741.07 : x
  2. Step 2: Convert to fraction form
    751,126.70/1,126,735.85 = 245,741.07/x
  3. Step 3: Cross multiply
    751,126.70x = 1,126,735.85 × 245,741.07
  4. Step 4: Simplify right side
    751,126.70x = 276,885,272,157.65
  5. Step 5: Solve for x
    x = 276,885,272,157.65/751,126.70
  6. Step 6: Final answer
    x = 368,626.59

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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.