Home / 324,152.28-447,292.53-180,907.43

Finding the Fourth Proportional to 324,152.28, 447,292.53 and 180,907.43

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Solution

The fourth proportional to 324,152.28, 447,292.53 and 180,907.43 is: 249,631.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,152.28 : 447,292.53 = 180,907.43 : x
  2. Step 2: Convert to fraction form
    324,152.28/447,292.53 = 180,907.43/x
  3. Step 3: Cross multiply
    324,152.28x = 447,292.53 × 180,907.43
  4. Step 4: Simplify right side
    324,152.28x = 80,918,539,824.04
  5. Step 5: Solve for x
    x = 80,918,539,824.04/324,152.28
  6. Step 6: Final answer
    x = 249,631.25

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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.