Home / 558,239.46-770,099.85-331,724.58

Finding the Fourth Proportional to 558,239.46, 770,099.85 and 331,724.58

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Solution

The fourth proportional to 558,239.46, 770,099.85 and 331,724.58 is: 457,619.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,239.46 : 770,099.85 = 331,724.58 : x
  2. Step 2: Convert to fraction form
    558,239.46/770,099.85 = 331,724.58/x
  3. Step 3: Cross multiply
    558,239.46x = 770,099.85 × 331,724.58
  4. Step 4: Simplify right side
    558,239.46x = 255,461,049,299.31
  5. Step 5: Solve for x
    x = 255,461,049,299.31/558,239.46
  6. Step 6: Final answer
    x = 457,619.12

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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.