Home / 482,922.90-724,384.35-127,972.80

Finding the Fourth Proportional to 482,922.90, 724,384.35 and 127,972.80

Calculator

Solution

The fourth proportional to 482,922.90, 724,384.35 and 127,972.80 is: 191,959.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,922.90 : 724,384.35 = 127,972.80 : x
  2. Step 2: Convert to fraction form
    482,922.90/724,384.35 = 127,972.80/x
  3. Step 3: Cross multiply
    482,922.90x = 724,384.35 × 127,972.80
  4. Step 4: Simplify right side
    482,922.90x = 92,701,493,545.68
  5. Step 5: Solve for x
    x = 92,701,493,545.68/482,922.90
  6. Step 6: Final answer
    x = 191,959.20

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.