Home / 245,568-528,921

Finding the Third Proportional to 245,568 and 528,921

Calculator

Solution

The third proportional to 245,568 and 528,921 is: 1,139,225.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,568 : 528,921 = 528,921 : x
  2. Step 2: Convert to fraction form
    245,568/528,921 = 528,921/x
  3. Step 3: Cross multiply
    245,568x = 528,921 × 528,921
  4. Step 4: Simplify right side
    245,568x = 279,757,424,241
  5. Step 5: Solve for x
    x = 279,757,424,241/245,568
  6. Step 6: Final answer
    x = 1,139,225.89

Related Problems

Find third proportional to 122,784 and 264,460.50
Half scale
Find third proportional to 491,136 and 1,057,842
Double scale
Find third proportional to 245,570 and 528,925
Similar ratio
Find third proportional to 368,352 and 793,381.50
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.