Home / 353,994.80-531,294.60-143,783.60

Finding the Fourth Proportional to 353,994.80, 531,294.60 and 143,783.60

Calculator

Solution

The fourth proportional to 353,994.80, 531,294.60 and 143,783.60 is: 215,798.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,994.80 : 531,294.60 = 143,783.60 : x
  2. Step 2: Convert to fraction form
    353,994.80/531,294.60 = 143,783.60/x
  3. Step 3: Cross multiply
    353,994.80x = 531,294.60 × 143,783.60
  4. Step 4: Simplify right side
    353,994.80x = 76,391,450,248.56
  5. Step 5: Solve for x
    x = 76,391,450,248.56/353,994.80
  6. Step 6: Final answer
    x = 215,798.23

Related Problems

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.