Home / 429,516-631,152

Finding the Third Proportional to 429,516 and 631,152

Calculator

Solution

The third proportional to 429,516 and 631,152 is: 927,445.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,516 : 631,152 = 631,152 : x
  2. Step 2: Convert to fraction form
    429,516/631,152 = 631,152/x
  3. Step 3: Cross multiply
    429,516x = 631,152 × 631,152
  4. Step 4: Simplify right side
    429,516x = 398,352,847,104
  5. Step 5: Solve for x
    x = 398,352,847,104/429,516
  6. Step 6: Final answer
    x = 927,445.89

Related Problems

Find third proportional to 214,758 and 315,576
Half scale
Find third proportional to 859,032 and 1,262,304
Double scale
Find third proportional to 429,518 and 631,155
Similar ratio
Find third proportional to 644,274 and 946,728
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.