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Finding the Fourth Proportional to 490,093.61, 734,589.42 and 249,532.27

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Solution

The fourth proportional to 490,093.61, 734,589.42 and 249,532.27 is: 374,017.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,093.61 : 734,589.42 = 249,532.27 : x
  2. Step 2: Convert to fraction form
    490,093.61/734,589.42 = 249,532.27/x
  3. Step 3: Cross multiply
    490,093.61x = 734,589.42 × 249,532.27
  4. Step 4: Simplify right side
    490,093.61x = 183,303,764,242.92
  5. Step 5: Solve for x
    x = 183,303,764,242.92/490,093.61
  6. Step 6: Final answer
    x = 374,017.86

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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.