Home / 291,818-417,297

Finding the Third Proportional to 291,818 and 417,297

Calculator

Solution

The third proportional to 291,818 and 417,297 is: 596,730.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,818 : 417,297 = 417,297 : x
  2. Step 2: Convert to fraction form
    291,818/417,297 = 417,297/x
  3. Step 3: Cross multiply
    291,818x = 417,297 × 417,297
  4. Step 4: Simplify right side
    291,818x = 174,136,786,209
  5. Step 5: Solve for x
    x = 174,136,786,209/291,818
  6. Step 6: Final answer
    x = 596,730.79

Related Problems

Find third proportional to 145,909 and 208,648.50
Half scale
Find third proportional to 583,636 and 834,594
Double scale
Find third proportional to 291,820 and 417,300
Similar ratio
Find third proportional to 437,727 and 625,945.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.