Home / 470,905.93-649,858.31-256,047.45

Finding the Fourth Proportional to 470,905.93, 649,858.31 and 256,047.45

Calculator

Solution

The fourth proportional to 470,905.93, 649,858.31 and 256,047.45 is: 353,349.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,905.93 : 649,858.31 = 256,047.45 : x
  2. Step 2: Convert to fraction form
    470,905.93/649,858.31 = 256,047.45/x
  3. Step 3: Cross multiply
    470,905.93x = 649,858.31 × 256,047.45
  4. Step 4: Simplify right side
    470,905.93x = 166,394,563,136.81
  5. Step 5: Solve for x
    x = 166,394,563,136.81/470,905.93
  6. Step 6: Final answer
    x = 353,349.90

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.