Home / 494,944.34-682,670.35-454,239.67

Finding the Fourth Proportional to 494,944.34, 682,670.35 and 454,239.67

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Solution

The fourth proportional to 494,944.34, 682,670.35 and 454,239.67 is: 626,526.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,944.34 : 682,670.35 = 454,239.67 : x
  2. Step 2: Convert to fraction form
    494,944.34/682,670.35 = 454,239.67/x
  3. Step 3: Cross multiply
    494,944.34x = 682,670.35 × 454,239.67
  4. Step 4: Simplify right side
    494,944.34x = 310,095,952,231.59
  5. Step 5: Solve for x
    x = 310,095,952,231.59/494,944.34
  6. Step 6: Final answer
    x = 626,526.92

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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.