Home / 278,176-417,074

Finding the Third Proportional to 278,176 and 417,074

Calculator

Solution

The third proportional to 278,176 and 417,074 is: 625,326.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,176 : 417,074 = 417,074 : x
  2. Step 2: Convert to fraction form
    278,176/417,074 = 417,074/x
  3. Step 3: Cross multiply
    278,176x = 417,074 × 417,074
  4. Step 4: Simplify right side
    278,176x = 173,950,721,476
  5. Step 5: Solve for x
    x = 173,950,721,476/278,176
  6. Step 6: Final answer
    x = 625,326.13

Related Problems

Find third proportional to 139,088 and 208,537
Half scale
Find third proportional to 556,352 and 834,148
Double scale
Find third proportional to 278,178 and 417,077
Similar ratio
Find third proportional to 417,264 and 625,611
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.