Home / 446,487.39-669,736.62-130,950.81

Finding the Fourth Proportional to 446,487.39, 669,736.62 and 130,950.81

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Solution

The fourth proportional to 446,487.39, 669,736.62 and 130,950.81 is: 196,427.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,487.39 : 669,736.62 = 130,950.81 : x
  2. Step 2: Convert to fraction form
    446,487.39/669,736.62 = 130,950.81/x
  3. Step 3: Cross multiply
    446,487.39x = 669,736.62 × 130,950.81
  4. Step 4: Simplify right side
    446,487.39x = 87,702,552,875.66
  5. Step 5: Solve for x
    x = 87,702,552,875.66/446,487.39
  6. Step 6: Final answer
    x = 196,427.84

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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.