Home / 487,321-730,982

Finding the Third Proportional to 487,321 and 730,982

Calculator

Solution

The third proportional to 487,321 and 730,982 is: 1,096,473.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,321 : 730,982 = 730,982 : x
  2. Step 2: Convert to fraction form
    487,321/730,982 = 730,982/x
  3. Step 3: Cross multiply
    487,321x = 730,982 × 730,982
  4. Step 4: Simplify right side
    487,321x = 534,334,684,324
  5. Step 5: Solve for x
    x = 534,334,684,324/487,321
  6. Step 6: Final answer
    x = 1,096,473.75

Related Problems

Find third proportional to 243,660.50 and 365,491
Half scale
Find third proportional to 974,642 and 1,461,964
Double scale
Find third proportional to 487,323 and 730,985
Similar ratio
Find third proportional to 730,981.50 and 1,096,473
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.