Home / 324,210.45-447,409.97-180,970.49

Finding the Fourth Proportional to 324,210.45, 447,409.97 and 180,970.49

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Solution

The fourth proportional to 324,210.45, 447,409.97 and 180,970.49 is: 249,739.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,210.45 : 447,409.97 = 180,970.49 : x
  2. Step 2: Convert to fraction form
    324,210.45/447,409.97 = 180,970.49/x
  3. Step 3: Cross multiply
    324,210.45x = 447,409.97 × 180,970.49
  4. Step 4: Simplify right side
    324,210.45x = 80,968,001,510.44
  5. Step 5: Solve for x
    x = 80,968,001,510.44/324,210.45
  6. Step 6: Final answer
    x = 249,739.03

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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.