Home / 427,110.44-589,424.78-236,136.20

Finding the Fourth Proportional to 427,110.44, 589,424.78 and 236,136.20

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Solution

The fourth proportional to 427,110.44, 589,424.78 and 236,136.20 is: 325,874.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,110.44 : 589,424.78 = 236,136.20 : x
  2. Step 2: Convert to fraction form
    427,110.44/589,424.78 = 236,136.20/x
  3. Step 3: Cross multiply
    427,110.44x = 589,424.78 × 236,136.20
  4. Step 4: Simplify right side
    427,110.44x = 139,184,525,378.25
  5. Step 5: Solve for x
    x = 139,184,525,378.25/427,110.44
  6. Step 6: Final answer
    x = 325,874.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.