Home / 307,160-458,370.50

Finding the Third Proportional to 307,160 and 458,370.50

Calculator

Solution

The third proportional to 307,160 and 458,370.50 is: 684,019.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,160 : 458,370.50 = 458,370.50 : x
  2. Step 2: Convert to fraction form
    307,160/458,370.50 = 458,370.50/x
  3. Step 3: Cross multiply
    307,160x = 458,370.50 × 458,370.50
  4. Step 4: Simplify right side
    307,160x = 210,103,515,270.25
  5. Step 5: Solve for x
    x = 210,103,515,270.25/307,160
  6. Step 6: Final answer
    x = 684,019.78

Related Problems

Find third proportional to 153,580 and 229,185.25
Half scale
Find third proportional to 614,320 and 916,741
Double scale
Find third proportional to 307,162 and 458,373
Similar ratio
Find third proportional to 460,740 and 687,555.75
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.