Home / 528,869-805,700

Finding the Third Proportional to 528,869 and 805,700

Calculator

Solution

The third proportional to 528,869 and 805,700 is: 1,227,435.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,869 : 805,700 = 805,700 : x
  2. Step 2: Convert to fraction form
    528,869/805,700 = 805,700/x
  3. Step 3: Cross multiply
    528,869x = 805,700 × 805,700
  4. Step 4: Simplify right side
    528,869x = 649,152,490,000
  5. Step 5: Solve for x
    x = 649,152,490,000/528,869
  6. Step 6: Final answer
    x = 1,227,435.32

Related Problems

Find third proportional to 264,434.50 and 402,850
Half scale
Find third proportional to 1,057,738 and 1,611,400
Double scale
Find third proportional to 528,871 and 805,703
Similar ratio
Find third proportional to 793,303.50 and 1,208,550
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.