Home / 483,785.40-677,999.40-483,785.40

Finding the Fourth Proportional to 483,785.40, 677,999.40 and 483,785.40

Calculator

Solution

The fourth proportional to 483,785.40, 677,999.40 and 483,785.40 is: 677,999.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,785.40 : 677,999.40 = 483,785.40 : x
  2. Step 2: Convert to fraction form
    483,785.40/677,999.40 = 483,785.40/x
  3. Step 3: Cross multiply
    483,785.40x = 677,999.40 × 483,785.40
  4. Step 4: Simplify right side
    483,785.40x = 328,006,210,928.76
  5. Step 5: Solve for x
    x = 328,006,210,928.76/483,785.40
  6. Step 6: Final answer
    x = 677,999.40

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.