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Finding the Fourth Proportional to 467,421.40, 701,034.90 and 201,190.60

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Solution

The fourth proportional to 467,421.40, 701,034.90 and 201,190.60 is: 301,744.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,421.40 : 701,034.90 = 201,190.60 : x
  2. Step 2: Convert to fraction form
    467,421.40/701,034.90 = 201,190.60/x
  3. Step 3: Cross multiply
    467,421.40x = 701,034.90 × 201,190.60
  4. Step 4: Simplify right side
    467,421.40x = 141,041,632,151.94
  5. Step 5: Solve for x
    x = 141,041,632,151.94/467,421.40
  6. Step 6: Final answer
    x = 301,744.06

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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.