Home / 389,706-584,613

Finding the Third Proportional to 389,706 and 584,613

Calculator

Solution

The third proportional to 389,706 and 584,613 is: 877,000.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,706 : 584,613 = 584,613 : x
  2. Step 2: Convert to fraction form
    389,706/584,613 = 584,613/x
  3. Step 3: Cross multiply
    389,706x = 584,613 × 584,613
  4. Step 4: Simplify right side
    389,706x = 341,772,359,769
  5. Step 5: Solve for x
    x = 341,772,359,769/389,706
  6. Step 6: Final answer
    x = 877,000.51

Related Problems

Find third proportional to 194,853 and 292,306.50
Half scale
Find third proportional to 779,412 and 1,169,226
Double scale
Find third proportional to 389,708 and 584,616
Similar ratio
Find third proportional to 584,559 and 876,919.50
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.