Home / 660,586.90-911,579.46-374,109.07

Finding the Fourth Proportional to 660,586.90, 911,579.46 and 374,109.07

Calculator

Solution

The fourth proportional to 660,586.90, 911,579.46 and 374,109.07 is: 516,253.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    660,586.90 : 911,579.46 = 374,109.07 : x
  2. Step 2: Convert to fraction form
    660,586.90/911,579.46 = 374,109.07/x
  3. Step 3: Cross multiply
    660,586.90x = 911,579.46 × 374,109.07
  4. Step 4: Simplify right side
    660,586.90x = 341,030,144,011.70
  5. Step 5: Solve for x
    x = 341,030,144,011.70/660,586.90
  6. Step 6: Final answer
    x = 516,253.27

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.