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Finding the Fourth Proportional to 397,668.86, 597,499.74 and 373,754.01

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Solution

The fourth proportional to 397,668.86, 597,499.74 and 373,754.01 is: 561,567.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,668.86 : 597,499.74 = 373,754.01 : x
  2. Step 2: Convert to fraction form
    397,668.86/597,499.74 = 373,754.01/x
  3. Step 3: Cross multiply
    397,668.86x = 597,499.74 × 373,754.01
  4. Step 4: Simplify right side
    397,668.86x = 223,317,923,798.96
  5. Step 5: Solve for x
    x = 223,317,923,798.96/397,668.86
  6. Step 6: Final answer
    x = 561,567.55

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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.