Home / 238,320-349,461

Finding the Third Proportional to 238,320 and 349,461

Calculator

Solution

The third proportional to 238,320 and 349,461 is: 512,432.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,320 : 349,461 = 349,461 : x
  2. Step 2: Convert to fraction form
    238,320/349,461 = 349,461/x
  3. Step 3: Cross multiply
    238,320x = 349,461 × 349,461
  4. Step 4: Simplify right side
    238,320x = 122,122,990,521
  5. Step 5: Solve for x
    x = 122,122,990,521/238,320
  6. Step 6: Final answer
    x = 512,432.82

Related Problems

Find third proportional to 119,160 and 174,730.50
Half scale
Find third proportional to 476,640 and 698,922
Double scale
Find third proportional to 238,322 and 349,464
Similar ratio
Find third proportional to 357,480 and 524,191.50
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.