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Finding the Fourth Proportional to 365,987.01, 504,661.01 and 238,426.05

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Solution

The fourth proportional to 365,987.01, 504,661.01 and 238,426.05 is: 328,766.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,987.01 : 504,661.01 = 238,426.05 : x
  2. Step 2: Convert to fraction form
    365,987.01/504,661.01 = 238,426.05/x
  3. Step 3: Cross multiply
    365,987.01x = 504,661.01 × 238,426.05
  4. Step 4: Simplify right side
    365,987.01x = 120,324,330,011.18
  5. Step 5: Solve for x
    x = 120,324,330,011.18/365,987.01
  6. Step 6: Final answer
    x = 328,766.67

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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.