Home / 823,474.34-1,136,135.56-460,840.58

Finding the Fourth Proportional to 823,474.34, 1,136,135.56 and 460,840.58

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Solution

The fourth proportional to 823,474.34, 1,136,135.56 and 460,840.58 is: 635,815.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,474.34 : 1,136,135.56 = 460,840.58 : x
  2. Step 2: Convert to fraction form
    823,474.34/1,136,135.56 = 460,840.58/x
  3. Step 3: Cross multiply
    823,474.34x = 1,136,135.56 × 460,840.58
  4. Step 4: Simplify right side
    823,474.34x = 523,577,370,429.03
  5. Step 5: Solve for x
    x = 523,577,370,429.03/823,474.34
  6. Step 6: Final answer
    x = 635,815.04

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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.