Home / 328,092-715,480

Finding the Third Proportional to 328,092 and 715,480

Calculator

Solution

The third proportional to 328,092 and 715,480 is: 1,560,268.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,092 : 715,480 = 715,480 : x
  2. Step 2: Convert to fraction form
    328,092/715,480 = 715,480/x
  3. Step 3: Cross multiply
    328,092x = 715,480 × 715,480
  4. Step 4: Simplify right side
    328,092x = 511,911,630,400
  5. Step 5: Solve for x
    x = 511,911,630,400/328,092
  6. Step 6: Final answer
    x = 1,560,268.55

Related Problems

Find third proportional to 164,046 and 357,740
Half scale
Find third proportional to 656,184 and 1,430,960
Double scale
Find third proportional to 328,094 and 715,484
Similar ratio
Find third proportional to 492,138 and 1,073,220
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.