Home / 141,642-305,140.50

Finding the Third Proportional to 141,642 and 305,140.50

Calculator

Solution

The third proportional to 141,642 and 305,140.50 is: 657,366.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,642 : 305,140.50 = 305,140.50 : x
  2. Step 2: Convert to fraction form
    141,642/305,140.50 = 305,140.50/x
  3. Step 3: Cross multiply
    141,642x = 305,140.50 × 305,140.50
  4. Step 4: Simplify right side
    141,642x = 93,110,724,740.25
  5. Step 5: Solve for x
    x = 93,110,724,740.25/141,642
  6. Step 6: Final answer
    x = 657,366.63

Related Problems

Find third proportional to 70,821 and 152,570.25
Half scale
Find third proportional to 283,284 and 610,281
Double scale
Find third proportional to 141,644 and 305,145
Similar ratio
Find third proportional to 212,463 and 457,710.75
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.