Home / 357,248-485,152

Finding the Third Proportional to 357,248 and 485,152

Calculator

Solution

The third proportional to 357,248 and 485,152 is: 658,848.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,248 : 485,152 = 485,152 : x
  2. Step 2: Convert to fraction form
    357,248/485,152 = 485,152/x
  3. Step 3: Cross multiply
    357,248x = 485,152 × 485,152
  4. Step 4: Simplify right side
    357,248x = 235,372,463,104
  5. Step 5: Solve for x
    x = 235,372,463,104/357,248
  6. Step 6: Final answer
    x = 658,848.93

Related Problems

Find third proportional to 178,624 and 242,576
Half scale
Find third proportional to 714,496 and 970,304
Double scale
Find third proportional to 357,250 and 485,155
Similar ratio
Find third proportional to 535,872 and 727,728
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.