Home / 558,066.44-770,163.18-303,412.16

Finding the Fourth Proportional to 558,066.44, 770,163.18 and 303,412.16

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Solution

The fourth proportional to 558,066.44, 770,163.18 and 303,412.16 is: 418,725.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,066.44 : 770,163.18 = 303,412.16 : x
  2. Step 2: Convert to fraction form
    558,066.44/770,163.18 = 303,412.16/x
  3. Step 3: Cross multiply
    558,066.44x = 770,163.18 × 303,412.16
  4. Step 4: Simplify right side
    558,066.44x = 233,676,873,996.27
  5. Step 5: Solve for x
    x = 233,676,873,996.27/558,066.44
  6. Step 6: Final answer
    x = 418,725.90

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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.