Home / 809,824.80-1,214,794.80-248,858.40

Finding the Fourth Proportional to 809,824.80, 1,214,794.80 and 248,858.40

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Solution

The fourth proportional to 809,824.80, 1,214,794.80 and 248,858.40 is: 373,305.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,824.80 : 1,214,794.80 = 248,858.40 : x
  2. Step 2: Convert to fraction form
    809,824.80/1,214,794.80 = 248,858.40/x
  3. Step 3: Cross multiply
    809,824.80x = 1,214,794.80 × 248,858.40
  4. Step 4: Simplify right side
    809,824.80x = 302,311,890,256.32
  5. Step 5: Solve for x
    x = 302,311,890,256.32/809,824.80
  6. Step 6: Final answer
    x = 373,305.30

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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.