Home / 208,474-491,641

Finding the Third Proportional to 208,474 and 491,641

Calculator

Solution

The third proportional to 208,474 and 491,641 is: 1,159,429.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,474 : 491,641 = 491,641 : x
  2. Step 2: Convert to fraction form
    208,474/491,641 = 491,641/x
  3. Step 3: Cross multiply
    208,474x = 491,641 × 491,641
  4. Step 4: Simplify right side
    208,474x = 241,710,872,881
  5. Step 5: Solve for x
    x = 241,710,872,881/208,474
  6. Step 6: Final answer
    x = 1,159,429.34

Related Problems

Find third proportional to 104,237 and 245,820.50
Half scale
Find third proportional to 416,948 and 983,282
Double scale
Find third proportional to 208,476 and 491,646
Similar ratio
Find third proportional to 312,711 and 737,461.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.