Home / 220,626.60-328,444.95-219,314.40

Finding the Fourth Proportional to 220,626.60, 328,444.95 and 219,314.40

Calculator

Solution

The fourth proportional to 220,626.60, 328,444.95 and 219,314.40 is: 326,491.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,626.60 : 328,444.95 = 219,314.40 : x
  2. Step 2: Convert to fraction form
    220,626.60/328,444.95 = 219,314.40/x
  3. Step 3: Cross multiply
    220,626.60x = 328,444.95 × 219,314.40
  4. Step 4: Simplify right side
    220,626.60x = 72,032,707,142.28
  5. Step 5: Solve for x
    x = 72,032,707,142.28/220,626.60
  6. Step 6: Final answer
    x = 326,491.49

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.