Home / 788,198.69-1,182,464.09-255,678.14

Finding the Fourth Proportional to 788,198.69, 1,182,464.09 and 255,678.14

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Solution

The fourth proportional to 788,198.69, 1,182,464.09 and 255,678.14 is: 383,571.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,198.69 : 1,182,464.09 = 255,678.14 : x
  2. Step 2: Convert to fraction form
    788,198.69/1,182,464.09 = 255,678.14/x
  3. Step 3: Cross multiply
    788,198.69x = 1,182,464.09 × 255,678.14
  4. Step 4: Simplify right side
    788,198.69x = 302,330,217,869.60
  5. Step 5: Solve for x
    x = 302,330,217,869.60/788,198.69
  6. Step 6: Final answer
    x = 383,571.07

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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.