Home / 318,825.80-439,962.74-182,852.72

Finding the Fourth Proportional to 318,825.80, 439,962.74 and 182,852.72

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Solution

The fourth proportional to 318,825.80, 439,962.74 and 182,852.72 is: 252,327.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,825.80 : 439,962.74 = 182,852.72 : x
  2. Step 2: Convert to fraction form
    318,825.80/439,962.74 = 182,852.72/x
  3. Step 3: Cross multiply
    318,825.80x = 439,962.74 × 182,852.72
  4. Step 4: Simplify right side
    318,825.80x = 80,448,383,707.65
  5. Step 5: Solve for x
    x = 80,448,383,707.65/318,825.80
  6. Step 6: Final answer
    x = 252,327.08

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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.