Home / 319,410-490,951.13

Finding the Third Proportional to 319,410 and 490,951.13

Calculator

Solution

The third proportional to 319,410 and 490,951.13 is: 754,619.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,410 : 490,951.13 = 490,951.13 : x
  2. Step 2: Convert to fraction form
    319,410/490,951.13 = 490,951.13/x
  3. Step 3: Cross multiply
    319,410x = 490,951.13 × 490,951.13
  4. Step 4: Simplify right side
    319,410x = 241,033,007,138.77
  5. Step 5: Solve for x
    x = 241,033,007,138.77/319,410
  6. Step 6: Final answer
    x = 754,619.48

Related Problems

Find third proportional to 159,705 and 245,475.56
Half scale
Find third proportional to 638,820 and 981,902.25
Double scale
Find third proportional to 319,412 and 490,954
Similar ratio
Find third proportional to 479,115 and 736,426.69
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.