Home / 118,332-257,400

Finding the Third Proportional to 118,332 and 257,400

Calculator

Solution

The third proportional to 118,332 and 257,400 is: 559,905.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,332 : 257,400 = 257,400 : x
  2. Step 2: Convert to fraction form
    118,332/257,400 = 257,400/x
  3. Step 3: Cross multiply
    118,332x = 257,400 × 257,400
  4. Step 4: Simplify right side
    118,332x = 66,254,760,000
  5. Step 5: Solve for x
    x = 66,254,760,000/118,332
  6. Step 6: Final answer
    x = 559,905.69

Related Problems

Find third proportional to 59,166 and 128,700
Half scale
Find third proportional to 236,664 and 514,800
Double scale
Find third proportional to 118,334 and 257,404
Similar ratio
Find third proportional to 177,498 and 386,100
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.