Home / 842,190.72-1,162,238.40-460,233.60

Finding the Fourth Proportional to 842,190.72, 1,162,238.40 and 460,233.60

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Solution

The fourth proportional to 842,190.72, 1,162,238.40 and 460,233.60 is: 635,130.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,190.72 : 1,162,238.40 = 460,233.60 : x
  2. Step 2: Convert to fraction form
    842,190.72/1,162,238.40 = 460,233.60/x
  3. Step 3: Cross multiply
    842,190.72x = 1,162,238.40 × 460,233.60
  4. Step 4: Simplify right side
    842,190.72x = 534,901,162,890.24
  5. Step 5: Solve for x
    x = 534,901,162,890.24/842,190.72
  6. Step 6: Final answer
    x = 635,130.68

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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.