Home / 160,454-249,555

Finding the Third Proportional to 160,454 and 249,555

Calculator

Solution

The third proportional to 160,454 and 249,555 is: 388,134.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,454 : 249,555 = 249,555 : x
  2. Step 2: Convert to fraction form
    160,454/249,555 = 249,555/x
  3. Step 3: Cross multiply
    160,454x = 249,555 × 249,555
  4. Step 4: Simplify right side
    160,454x = 62,277,698,025
  5. Step 5: Solve for x
    x = 62,277,698,025/160,454
  6. Step 6: Final answer
    x = 388,134.28

Related Problems

Find third proportional to 80,227 and 124,777.50
Half scale
Find third proportional to 320,908 and 499,110
Double scale
Find third proportional to 160,456 and 249,558
Similar ratio
Find third proportional to 240,681 and 374,332.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.