Home / 987,002.45-1,362,072.77-579,111.23

Finding the Fourth Proportional to 987,002.45, 1,362,072.77 and 579,111.23

Calculator

Solution

The fourth proportional to 987,002.45, 1,362,072.77 and 579,111.23 is: 799,179.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,002.45 : 1,362,072.77 = 579,111.23 : x
  2. Step 2: Convert to fraction form
    987,002.45/1,362,072.77 = 579,111.23/x
  3. Step 3: Cross multiply
    987,002.45x = 1,362,072.77 × 579,111.23
  4. Step 4: Simplify right side
    987,002.45x = 788,791,634,288.65
  5. Step 5: Solve for x
    x = 788,791,634,288.65/987,002.45
  6. Step 6: Final answer
    x = 799,179.00

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.