Home / 492,986.91-739,740.72-349,817.85

Finding the Fourth Proportional to 492,986.91, 739,740.72 and 349,817.85

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Solution

The fourth proportional to 492,986.91, 739,740.72 and 349,817.85 is: 524,911.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,986.91 : 739,740.72 = 349,817.85 : x
  2. Step 2: Convert to fraction form
    492,986.91/739,740.72 = 349,817.85/x
  3. Step 3: Cross multiply
    492,986.91x = 739,740.72 × 349,817.85
  4. Step 4: Simplify right side
    492,986.91x = 258,774,507,571.94
  5. Step 5: Solve for x
    x = 258,774,507,571.94/492,986.91
  6. Step 6: Final answer
    x = 524,911.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.