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Finding the Fourth Proportional to 556,739.84, 835,109.76 and 162,755.84

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Solution

The fourth proportional to 556,739.84, 835,109.76 and 162,755.84 is: 244,133.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,739.84 : 835,109.76 = 162,755.84 : x
  2. Step 2: Convert to fraction form
    556,739.84/835,109.76 = 162,755.84/x
  3. Step 3: Cross multiply
    556,739.84x = 835,109.76 × 162,755.84
  4. Step 4: Simplify right side
    556,739.84x = 135,918,990,481.00
  5. Step 5: Solve for x
    x = 135,918,990,481.00/556,739.84
  6. Step 6: Final answer
    x = 244,133.76

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Similar ratio
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1.5x scale

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.