Home / 842,153.12-1,162,168.40-460,183.20

Finding the Fourth Proportional to 842,153.12, 1,162,168.40 and 460,183.20

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Solution

The fourth proportional to 842,153.12, 1,162,168.40 and 460,183.20 is: 635,051.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,153.12 : 1,162,168.40 = 460,183.20 : x
  2. Step 2: Convert to fraction form
    842,153.12/1,162,168.40 = 460,183.20/x
  3. Step 3: Cross multiply
    842,153.12x = 1,162,168.40 × 460,183.20
  4. Step 4: Simplify right side
    842,153.12x = 534,810,373,250.88
  5. Step 5: Solve for x
    x = 534,810,373,250.88/842,153.12
  6. Step 6: Final answer
    x = 635,051.23

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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.