Home / 482,928.20-724,392.30-314,966.60

Finding the Fourth Proportional to 482,928.20, 724,392.30 and 314,966.60

Calculator

Solution

The fourth proportional to 482,928.20, 724,392.30 and 314,966.60 is: 472,449.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,928.20 : 724,392.30 = 314,966.60 : x
  2. Step 2: Convert to fraction form
    482,928.20/724,392.30 = 314,966.60/x
  3. Step 3: Cross multiply
    482,928.20x = 724,392.30 × 314,966.60
  4. Step 4: Simplify right side
    482,928.20x = 228,159,379,797.18
  5. Step 5: Solve for x
    x = 228,159,379,797.18/482,928.20
  6. Step 6: Final answer
    x = 472,449.90

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.