Home / 682,742.44-942,033.78-396,096.52

Finding the Fourth Proportional to 682,742.44, 942,033.78 and 396,096.52

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Solution

The fourth proportional to 682,742.44, 942,033.78 and 396,096.52 is: 546,525.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,742.44 : 942,033.78 = 396,096.52 : x
  2. Step 2: Convert to fraction form
    682,742.44/942,033.78 = 396,096.52/x
  3. Step 3: Cross multiply
    682,742.44x = 942,033.78 × 396,096.52
  4. Step 4: Simplify right side
    682,742.44x = 373,136,301,980.45
  5. Step 5: Solve for x
    x = 373,136,301,980.45/682,742.44
  6. Step 6: Final answer
    x = 546,525.72

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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.