Home / 347.81-751.03

Finding the Third Proportional to 347.81 and 751.03

Calculator

Solution

The third proportional to 347.81 and 751.03 is: 1,621.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    347.81 : 751.03 = 751.03 : x
  2. Step 2: Convert to fraction form
    347.81/751.03 = 751.03/x
  3. Step 3: Cross multiply
    347.81x = 751.03 × 751.03
  4. Step 4: Simplify right side
    347.81x = 564,047.94
  5. Step 5: Solve for x
    x = 564,047.94/347.81
  6. Step 6: Final answer
    x = 1,621.70

Related Problems

Find third proportional to 173.91 and 375.52
Half scale
Find third proportional to 695.63 and 1,502.06
Double scale
Find third proportional to 350 and 755
Similar ratio
Find third proportional to 521.72 and 1,126.55
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.