Home / 342,684-742,572

Finding the Third Proportional to 342,684 and 742,572

Calculator

Solution

The third proportional to 342,684 and 742,572 is: 1,609,101.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,684 : 742,572 = 742,572 : x
  2. Step 2: Convert to fraction form
    342,684/742,572 = 742,572/x
  3. Step 3: Cross multiply
    342,684x = 742,572 × 742,572
  4. Step 4: Simplify right side
    342,684x = 551,413,175,184
  5. Step 5: Solve for x
    x = 551,413,175,184/342,684
  6. Step 6: Final answer
    x = 1,609,101.02

Related Problems

Find third proportional to 171,342 and 371,286
Half scale
Find third proportional to 685,368 and 1,485,144
Double scale
Find third proportional to 342,686 and 742,576
Similar ratio
Find third proportional to 514,026 and 1,113,858
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.