Home / 558,936.04-771,200.58-317,163.88

Finding the Fourth Proportional to 558,936.04, 771,200.58 and 317,163.88

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Solution

The fourth proportional to 558,936.04, 771,200.58 and 317,163.88 is: 437,611.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,936.04 : 771,200.58 = 317,163.88 : x
  2. Step 2: Convert to fraction form
    558,936.04/771,200.58 = 317,163.88/x
  3. Step 3: Cross multiply
    558,936.04x = 771,200.58 × 317,163.88
  4. Step 4: Simplify right side
    558,936.04x = 244,596,968,211.05
  5. Step 5: Solve for x
    x = 244,596,968,211.05/558,936.04
  6. Step 6: Final answer
    x = 437,611.73

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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.