Home / 842,446.80-1,263,670.20-523,582.20

Finding the Fourth Proportional to 842,446.80, 1,263,670.20 and 523,582.20

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Solution

The fourth proportional to 842,446.80, 1,263,670.20 and 523,582.20 is: 785,373.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,446.80 : 1,263,670.20 = 523,582.20 : x
  2. Step 2: Convert to fraction form
    842,446.80/1,263,670.20 = 523,582.20/x
  3. Step 3: Cross multiply
    842,446.80x = 1,263,670.20 × 523,582.20
  4. Step 4: Simplify right side
    842,446.80x = 661,635,223,390.44
  5. Step 5: Solve for x
    x = 661,635,223,390.44/842,446.80
  6. Step 6: Final answer
    x = 785,373.30

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.