Home / 257,586-553,259.50

Finding the Third Proportional to 257,586 and 553,259.50

Calculator

Solution

The third proportional to 257,586 and 553,259.50 is: 1,188,325.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,586 : 553,259.50 = 553,259.50 : x
  2. Step 2: Convert to fraction form
    257,586/553,259.50 = 553,259.50/x
  3. Step 3: Cross multiply
    257,586x = 553,259.50 × 553,259.50
  4. Step 4: Simplify right side
    257,586x = 306,096,074,340.25
  5. Step 5: Solve for x
    x = 306,096,074,340.25/257,586
  6. Step 6: Final answer
    x = 1,188,325.74

Related Problems

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.