Home / 886,765.04-1,330,344.36-255,629.60

Finding the Fourth Proportional to 886,765.04, 1,330,344.36 and 255,629.60

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Solution

The fourth proportional to 886,765.04, 1,330,344.36 and 255,629.60 is: 383,501.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,765.04 : 1,330,344.36 = 255,629.60 : x
  2. Step 2: Convert to fraction form
    886,765.04/1,330,344.36 = 255,629.60/x
  3. Step 3: Cross multiply
    886,765.04x = 1,330,344.36 × 255,629.60
  4. Step 4: Simplify right side
    886,765.04x = 340,075,396,609.06
  5. Step 5: Solve for x
    x = 340,075,396,609.06/886,765.04
  6. Step 6: Final answer
    x = 383,501.13

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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.