Home / 493,156-742,569

Finding the Third Proportional to 493,156 and 742,569

Calculator

Solution

The third proportional to 493,156 and 742,569 is: 1,118,122.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,156 : 742,569 = 742,569 : x
  2. Step 2: Convert to fraction form
    493,156/742,569 = 742,569/x
  3. Step 3: Cross multiply
    493,156x = 742,569 × 742,569
  4. Step 4: Simplify right side
    493,156x = 551,408,719,761
  5. Step 5: Solve for x
    x = 551,408,719,761/493,156
  6. Step 6: Final answer
    x = 1,118,122.30

Related Problems

Find third proportional to 246,578 and 371,284.50
Half scale
Find third proportional to 986,312 and 1,485,138
Double scale
Find third proportional to 493,158 and 742,572
Similar ratio
Find third proportional to 739,734 and 1,113,853.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.