Home / 680,975.56-1,021,479.78-175,548.88

Finding the Fourth Proportional to 680,975.56, 1,021,479.78 and 175,548.88

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Solution

The fourth proportional to 680,975.56, 1,021,479.78 and 175,548.88 is: 263,327.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,975.56 : 1,021,479.78 = 175,548.88 : x
  2. Step 2: Convert to fraction form
    680,975.56/1,021,479.78 = 175,548.88/x
  3. Step 3: Cross multiply
    680,975.56x = 1,021,479.78 × 175,548.88
  4. Step 4: Simplify right side
    680,975.56x = 179,319,631,321.65
  5. Step 5: Solve for x
    x = 179,319,631,321.65/680,975.56
  6. Step 6: Final answer
    x = 263,327.56

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1.5x scale

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.