Home / 344,298-742,980

Finding the Third Proportional to 344,298 and 742,980

Calculator

Solution

The third proportional to 344,298 and 742,980 is: 1,603,318.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,298 : 742,980 = 742,980 : x
  2. Step 2: Convert to fraction form
    344,298/742,980 = 742,980/x
  3. Step 3: Cross multiply
    344,298x = 742,980 × 742,980
  4. Step 4: Simplify right side
    344,298x = 552,019,280,400
  5. Step 5: Solve for x
    x = 552,019,280,400/344,298
  6. Step 6: Final answer
    x = 1,603,318.29

Related Problems

Find third proportional to 172,149 and 371,490
Half scale
Find third proportional to 688,596 and 1,485,960
Double scale
Find third proportional to 344,300 and 742,984
Similar ratio
Find third proportional to 516,447 and 1,114,470
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.