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Finding the Fourth Proportional to 522,834.51, 783,907.60 and 344,798.67

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Solution

The fourth proportional to 522,834.51, 783,907.60 and 344,798.67 is: 516,971.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,834.51 : 783,907.60 = 344,798.67 : x
  2. Step 2: Convert to fraction form
    522,834.51/783,907.60 = 344,798.67/x
  3. Step 3: Cross multiply
    522,834.51x = 783,907.60 × 344,798.67
  4. Step 4: Simplify right side
    522,834.51x = 270,290,297,882.89
  5. Step 5: Solve for x
    x = 270,290,297,882.89/522,834.51
  6. Step 6: Final answer
    x = 516,971.04

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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.