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Finding the Fourth Proportional to 397,670.86, 597,502.74 and 373,756.02

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Solution

The fourth proportional to 397,670.86, 597,502.74 and 373,756.02 is: 561,570.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,670.86 : 597,502.74 = 373,756.02 : x
  2. Step 2: Convert to fraction form
    397,670.86/597,502.74 = 373,756.02/x
  3. Step 3: Cross multiply
    397,670.86x = 597,502.74 × 373,756.02
  4. Step 4: Simplify right side
    397,670.86x = 223,320,246,041.50
  5. Step 5: Solve for x
    x = 223,320,246,041.50/397,670.86
  6. Step 6: Final answer
    x = 561,570.56

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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.