Home / 153,592-240,420

Finding the Third Proportional to 153,592 and 240,420

Calculator

Solution

The third proportional to 153,592 and 240,420 is: 376,333.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,592 : 240,420 = 240,420 : x
  2. Step 2: Convert to fraction form
    153,592/240,420 = 240,420/x
  3. Step 3: Cross multiply
    153,592x = 240,420 × 240,420
  4. Step 4: Simplify right side
    153,592x = 57,801,776,400
  5. Step 5: Solve for x
    x = 57,801,776,400/153,592
  6. Step 6: Final answer
    x = 376,333.25

Related Problems

Find third proportional to 76,796 and 120,210
Half scale
Find third proportional to 307,184 and 480,840
Double scale
Find third proportional to 153,594 and 240,423
Similar ratio
Find third proportional to 230,388 and 360,630
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.