Home / 345,408-742,848

Finding the Third Proportional to 345,408 and 742,848

Calculator

Solution

The third proportional to 345,408 and 742,848 is: 1,597,598.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,408 : 742,848 = 742,848 : x
  2. Step 2: Convert to fraction form
    345,408/742,848 = 742,848/x
  3. Step 3: Cross multiply
    345,408x = 742,848 × 742,848
  4. Step 4: Simplify right side
    345,408x = 551,823,151,104
  5. Step 5: Solve for x
    x = 551,823,151,104/345,408
  6. Step 6: Final answer
    x = 1,597,598.06

Related Problems

Find third proportional to 172,704 and 371,424
Half scale
Find third proportional to 690,816 and 1,485,696
Double scale
Find third proportional to 345,410 and 742,852
Similar ratio
Find third proportional to 518,112 and 1,114,272
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.