Home / 446,969.22-670,546.20-147,468.12

Finding the Fourth Proportional to 446,969.22, 670,546.20 and 147,468.12

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Solution

The fourth proportional to 446,969.22, 670,546.20 and 147,468.12 is: 221,232.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,969.22 : 670,546.20 = 147,468.12 : x
  2. Step 2: Convert to fraction form
    446,969.22/670,546.20 = 147,468.12/x
  3. Step 3: Cross multiply
    446,969.22x = 670,546.20 × 147,468.12
  4. Step 4: Simplify right side
    446,969.22x = 98,884,187,487.14
  5. Step 5: Solve for x
    x = 98,884,187,487.14/446,969.22
  6. Step 6: Final answer
    x = 221,232.66

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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.