Home / 822,858.84-1,135,650.24-460,302.84

Finding the Fourth Proportional to 822,858.84, 1,135,650.24 and 460,302.84

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Solution

The fourth proportional to 822,858.84, 1,135,650.24 and 460,302.84 is: 635,276.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,858.84 : 1,135,650.24 = 460,302.84 : x
  2. Step 2: Convert to fraction form
    822,858.84/1,135,650.24 = 460,302.84/x
  3. Step 3: Cross multiply
    822,858.84x = 1,135,650.24 × 460,302.84
  4. Step 4: Simplify right side
    822,858.84x = 522,743,030,718.68
  5. Step 5: Solve for x
    x = 522,743,030,718.68/822,858.84
  6. Step 6: Final answer
    x = 635,276.68

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Double scale
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Similar ratio
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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.