Home / 485,967.60-728,951.40-441,644.40

Finding the Fourth Proportional to 485,967.60, 728,951.40 and 441,644.40

Calculator

Solution

The fourth proportional to 485,967.60, 728,951.40 and 441,644.40 is: 662,466.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    485,967.60 : 728,951.40 = 441,644.40 : x
  2. Step 2: Convert to fraction form
    485,967.60/728,951.40 = 441,644.40/x
  3. Step 3: Cross multiply
    485,967.60x = 728,951.40 × 441,644.40
  4. Step 4: Simplify right side
    485,967.60x = 321,937,303,682.16
  5. Step 5: Solve for x
    x = 321,937,303,682.16/485,967.60
  6. Step 6: Final answer
    x = 662,466.60

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.