Home / 535-859.50

Finding the Third Proportional to 535 and 859.50

Calculator

Solution

The third proportional to 535 and 859.50 is: 1,380.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    535 : 859.50 = 859.50 : x
  2. Step 2: Convert to fraction form
    535/859.50 = 859.50/x
  3. Step 3: Cross multiply
    535x = 859.50 × 859.50
  4. Step 4: Simplify right side
    535x = 738,740.25
  5. Step 5: Solve for x
    x = 738,740.25/535
  6. Step 6: Final answer
    x = 1,380.82

Related Problems

Find third proportional to 267.50 and 429.75
Half scale
Find third proportional to 1,070 and 1,719
Double scale
Find third proportional to 537 and 863
Similar ratio
Find third proportional to 802.50 and 1,289.25
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.