Home / 178,426-260,940

Finding the Third Proportional to 178,426 and 260,940

Calculator

Solution

The third proportional to 178,426 and 260,940 is: 381,613.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,426 : 260,940 = 260,940 : x
  2. Step 2: Convert to fraction form
    178,426/260,940 = 260,940/x
  3. Step 3: Cross multiply
    178,426x = 260,940 × 260,940
  4. Step 4: Simplify right side
    178,426x = 68,089,683,600
  5. Step 5: Solve for x
    x = 68,089,683,600/178,426
  6. Step 6: Final answer
    x = 381,613.01

Related Problems

Find third proportional to 89,213 and 130,470
Half scale
Find third proportional to 356,852 and 521,880
Double scale
Find third proportional to 178,428 and 260,943
Similar ratio
Find third proportional to 267,639 and 391,410
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.