Home / 839,550.08-1,259,355.84-340,903.04

Finding the Fourth Proportional to 839,550.08, 1,259,355.84 and 340,903.04

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Solution

The fourth proportional to 839,550.08, 1,259,355.84 and 340,903.04 is: 511,367.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,550.08 : 1,259,355.84 = 340,903.04 : x
  2. Step 2: Convert to fraction form
    839,550.08/1,259,355.84 = 340,903.04/x
  3. Step 3: Cross multiply
    839,550.08x = 1,259,355.84 × 340,903.04
  4. Step 4: Simplify right side
    839,550.08x = 429,318,234,297.75
  5. Step 5: Solve for x
    x = 429,318,234,297.75/839,550.08
  6. Step 6: Final answer
    x = 511,367.03

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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.