Home / 875,191.40-1,310,162.70-520,022.60

Finding the Fourth Proportional to 875,191.40, 1,310,162.70 and 520,022.60

Calculator

Solution

The fourth proportional to 875,191.40, 1,310,162.70 and 520,022.60 is: 778,474.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,191.40 : 1,310,162.70 = 520,022.60 : x
  2. Step 2: Convert to fraction form
    875,191.40/1,310,162.70 = 520,022.60/x
  3. Step 3: Cross multiply
    875,191.40x = 1,310,162.70 × 520,022.60
  4. Step 4: Simplify right side
    875,191.40x = 681,314,213,677.02
  5. Step 5: Solve for x
    x = 681,314,213,677.02/875,191.40
  6. Step 6: Final answer
    x = 778,474.53

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.