Home / 417,701-672,560

Finding the Third Proportional to 417,701 and 672,560

Calculator

Solution

The third proportional to 417,701 and 672,560 is: 1,082,920.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,701 : 672,560 = 672,560 : x
  2. Step 2: Convert to fraction form
    417,701/672,560 = 672,560/x
  3. Step 3: Cross multiply
    417,701x = 672,560 × 672,560
  4. Step 4: Simplify right side
    417,701x = 452,336,953,600
  5. Step 5: Solve for x
    x = 452,336,953,600/417,701
  6. Step 6: Final answer
    x = 1,082,920.45

Related Problems

Find third proportional to 208,850.50 and 336,280
Half scale
Find third proportional to 835,402 and 1,345,120
Double scale
Find third proportional to 417,703 and 672,563
Similar ratio
Find third proportional to 626,551.50 and 1,008,840
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.