Home / 239,308-370,502

Finding the Third Proportional to 239,308 and 370,502

Calculator

Solution

The third proportional to 239,308 and 370,502 is: 573,619.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,308 : 370,502 = 370,502 : x
  2. Step 2: Convert to fraction form
    239,308/370,502 = 370,502/x
  3. Step 3: Cross multiply
    239,308x = 370,502 × 370,502
  4. Step 4: Simplify right side
    239,308x = 137,271,732,004
  5. Step 5: Solve for x
    x = 137,271,732,004/239,308
  6. Step 6: Final answer
    x = 573,619.49

Related Problems

Find third proportional to 119,654 and 185,251
Half scale
Find third proportional to 478,616 and 741,004
Double scale
Find third proportional to 239,310 and 370,505
Similar ratio
Find third proportional to 358,962 and 555,753
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.