Home / 292,413-607,803

Finding the Third Proportional to 292,413 and 607,803

Calculator

Solution

The third proportional to 292,413 and 607,803 is: 1,263,365.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,413 : 607,803 = 607,803 : x
  2. Step 2: Convert to fraction form
    292,413/607,803 = 607,803/x
  3. Step 3: Cross multiply
    292,413x = 607,803 × 607,803
  4. Step 4: Simplify right side
    292,413x = 369,424,486,809
  5. Step 5: Solve for x
    x = 369,424,486,809/292,413
  6. Step 6: Final answer
    x = 1,263,365.47

Related Problems

Find third proportional to 146,206.50 and 303,901.50
Half scale
Find third proportional to 584,826 and 1,215,606
Double scale
Find third proportional to 292,415 and 607,807
Similar ratio
Find third proportional to 438,619.50 and 911,704.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.