Home / 317,872-480,047.50

Finding the Third Proportional to 317,872 and 480,047.50

Calculator

Solution

The third proportional to 317,872 and 480,047.50 is: 724,963.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,872 : 480,047.50 = 480,047.50 : x
  2. Step 2: Convert to fraction form
    317,872/480,047.50 = 480,047.50/x
  3. Step 3: Cross multiply
    317,872x = 480,047.50 × 480,047.50
  4. Step 4: Simplify right side
    317,872x = 230,445,602,256.25
  5. Step 5: Solve for x
    x = 230,445,602,256.25/317,872
  6. Step 6: Final answer
    x = 724,963.51

Related Problems

Find third proportional to 158,936 and 240,023.75
Half scale
Find third proportional to 635,744 and 960,095
Double scale
Find third proportional to 317,874 and 480,051
Similar ratio
Find third proportional to 476,808 and 720,071.25
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.