Home / 842,190.21-1,162,203.39-460,219.32

Finding the Fourth Proportional to 842,190.21, 1,162,203.39 and 460,219.32

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Solution

The fourth proportional to 842,190.21, 1,162,203.39 and 460,219.32 is: 635,092.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,190.21 : 1,162,203.39 = 460,219.32 : x
  2. Step 2: Convert to fraction form
    842,190.21/1,162,203.39 = 460,219.32/x
  3. Step 3: Cross multiply
    842,190.21x = 1,162,203.39 × 460,219.32
  4. Step 4: Simplify right side
    842,190.21x = 534,868,453,847.50
  5. Step 5: Solve for x
    x = 534,868,453,847.50/842,190.21
  6. Step 6: Final answer
    x = 635,092.22

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Double scale
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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.