Home / 734,469.84-1,013,308.44-479,968.56

Finding the Fourth Proportional to 734,469.84, 1,013,308.44 and 479,968.56

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Solution

The fourth proportional to 734,469.84, 1,013,308.44 and 479,968.56 is: 662,186.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,469.84 : 1,013,308.44 = 479,968.56 : x
  2. Step 2: Convert to fraction form
    734,469.84/1,013,308.44 = 479,968.56/x
  3. Step 3: Cross multiply
    734,469.84x = 1,013,308.44 × 479,968.56
  4. Step 4: Simplify right side
    734,469.84x = 486,356,192,782.65
  5. Step 5: Solve for x
    x = 486,356,192,782.65/734,469.84
  6. Step 6: Final answer
    x = 662,186.75

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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.