Home / 296,957.25-478,120.50

Finding the Third Proportional to 296,957.25 and 478,120.50

Calculator

Solution

The third proportional to 296,957.25 and 478,120.50 is: 769,805.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,957.25 : 478,120.50 = 478,120.50 : x
  2. Step 2: Convert to fraction form
    296,957.25/478,120.50 = 478,120.50/x
  3. Step 3: Cross multiply
    296,957.25x = 478,120.50 × 478,120.50
  4. Step 4: Simplify right side
    296,957.25x = 228,599,212,520.25
  5. Step 5: Solve for x
    x = 228,599,212,520.25/296,957.25
  6. Step 6: Final answer
    x = 769,805.12

Related Problems

Find third proportional to 148,478.63 and 239,060.25
Half scale
Find third proportional to 593,914.50 and 956,241
Double scale
Find third proportional to 296,959 and 478,124
Similar ratio
Find third proportional to 445,435.88 and 717,180.75
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.