Home / 359,744-777,118

Finding the Third Proportional to 359,744 and 777,118

Calculator

Solution

The third proportional to 359,744 and 777,118 is: 1,678,728.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,744 : 777,118 = 777,118 : x
  2. Step 2: Convert to fraction form
    359,744/777,118 = 777,118/x
  3. Step 3: Cross multiply
    359,744x = 777,118 × 777,118
  4. Step 4: Simplify right side
    359,744x = 603,912,385,924
  5. Step 5: Solve for x
    x = 603,912,385,924/359,744
  6. Step 6: Final answer
    x = 1,678,728.17

Related Problems

Find third proportional to 179,872 and 388,559
Half scale
Find third proportional to 719,488 and 1,554,236
Double scale
Find third proportional to 359,746 and 777,122
Similar ratio
Find third proportional to 539,616 and 1,165,677
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.