Home / 280,478-600,316

Finding the Third Proportional to 280,478 and 600,316

Calculator

Solution

The third proportional to 280,478 and 600,316 is: 1,284,875.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    280,478 : 600,316 = 600,316 : x
  2. Step 2: Convert to fraction form
    280,478/600,316 = 600,316/x
  3. Step 3: Cross multiply
    280,478x = 600,316 × 600,316
  4. Step 4: Simplify right side
    280,478x = 360,379,299,856
  5. Step 5: Solve for x
    x = 360,379,299,856/280,478
  6. Step 6: Final answer
    x = 1,284,875.46

Related Problems

Find third proportional to 140,239 and 300,158
Half scale
Find third proportional to 560,956 and 1,200,632
Double scale
Find third proportional to 280,480 and 600,320
Similar ratio
Find third proportional to 420,717 and 900,474
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.