Home / 372,658-581,127

Finding the Third Proportional to 372,658 and 581,127

Calculator

Solution

The third proportional to 372,658 and 581,127 is: 906,215.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,658 : 581,127 = 581,127 : x
  2. Step 2: Convert to fraction form
    372,658/581,127 = 581,127/x
  3. Step 3: Cross multiply
    372,658x = 581,127 × 581,127
  4. Step 4: Simplify right side
    372,658x = 337,708,590,129
  5. Step 5: Solve for x
    x = 337,708,590,129/372,658
  6. Step 6: Final answer
    x = 906,215.86

Related Problems

Find third proportional to 186,329 and 290,563.50
Half scale
Find third proportional to 745,316 and 1,162,254
Double scale
Find third proportional to 372,660 and 581,130
Similar ratio
Find third proportional to 558,987 and 871,690.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.