Home / 478,602.75-740,982

Finding the Third Proportional to 478,602.75 and 740,982

Calculator

Solution

The third proportional to 478,602.75 and 740,982 is: 1,147,202.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,602.75 : 740,982 = 740,982 : x
  2. Step 2: Convert to fraction form
    478,602.75/740,982 = 740,982/x
  3. Step 3: Cross multiply
    478,602.75x = 740,982 × 740,982
  4. Step 4: Simplify right side
    478,602.75x = 549,054,324,324
  5. Step 5: Solve for x
    x = 549,054,324,324/478,602.75
  6. Step 6: Final answer
    x = 1,147,202.61

Related Problems

Find third proportional to 239,301.38 and 370,491
Half scale
Find third proportional to 957,205.50 and 1,481,964
Double scale
Find third proportional to 478,605 and 740,985
Similar ratio
Find third proportional to 717,904.13 and 1,111,473
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.