Home / 513,708-805,827

Finding the Third Proportional to 513,708 and 805,827

Calculator

Solution

The third proportional to 513,708 and 805,827 is: 1,264,058.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,708 : 805,827 = 805,827 : x
  2. Step 2: Convert to fraction form
    513,708/805,827 = 805,827/x
  3. Step 3: Cross multiply
    513,708x = 805,827 × 805,827
  4. Step 4: Simplify right side
    513,708x = 649,357,153,929
  5. Step 5: Solve for x
    x = 649,357,153,929/513,708
  6. Step 6: Final answer
    x = 1,264,058.87

Related Problems

Find third proportional to 256,854 and 402,913.50
Half scale
Find third proportional to 1,027,416 and 1,611,654
Double scale
Find third proportional to 513,710 and 805,830
Similar ratio
Find third proportional to 770,562 and 1,208,740.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.