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Finding the Fourth Proportional to 365,698.79, 548,600.64 and 113,001.33

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Solution

The fourth proportional to 365,698.79, 548,600.64 and 113,001.33 is: 169,518.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,698.79 : 548,600.64 = 113,001.33 : x
  2. Step 2: Convert to fraction form
    365,698.79/548,600.64 = 113,001.33/x
  3. Step 3: Cross multiply
    365,698.79x = 548,600.64 × 113,001.33
  4. Step 4: Simplify right side
    365,698.79x = 61,992,601,958.85
  5. Step 5: Solve for x
    x = 61,992,601,958.85/365,698.79
  6. Step 6: Final answer
    x = 169,518.21

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1.5x scale

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.