Home / 682,741.44-942,032.40-396,095.52

Finding the Fourth Proportional to 682,741.44, 942,032.40 and 396,095.52

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Solution

The fourth proportional to 682,741.44, 942,032.40 and 396,095.52 is: 546,524.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,741.44 : 942,032.40 = 396,095.52 : x
  2. Step 2: Convert to fraction form
    682,741.44/942,032.40 = 396,095.52/x
  3. Step 3: Cross multiply
    682,741.44x = 942,032.40 × 396,095.52
  4. Step 4: Simplify right side
    682,741.44x = 373,134,813,334.85
  5. Step 5: Solve for x
    x = 373,134,813,334.85/682,741.44
  6. Step 6: Final answer
    x = 546,524.34

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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.