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Finding the Fourth Proportional to 496,147.38, 684,600.33 and 292,238.94

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Solution

The fourth proportional to 496,147.38, 684,600.33 and 292,238.94 is: 403,240.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,147.38 : 684,600.33 = 292,238.94 : x
  2. Step 2: Convert to fraction form
    496,147.38/684,600.33 = 292,238.94/x
  3. Step 3: Cross multiply
    496,147.38x = 684,600.33 × 292,238.94
  4. Step 4: Simplify right side
    496,147.38x = 200,066,874,762.85
  5. Step 5: Solve for x
    x = 200,066,874,762.85/496,147.38
  6. Step 6: Final answer
    x = 403,240.82

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1.5x scale

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.