Home / 553,546-903,896

Finding the Third Proportional to 553,546 and 903,896

Calculator

Solution

The third proportional to 553,546 and 903,896 is: 1,475,989.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,546 : 903,896 = 903,896 : x
  2. Step 2: Convert to fraction form
    553,546/903,896 = 903,896/x
  3. Step 3: Cross multiply
    553,546x = 903,896 × 903,896
  4. Step 4: Simplify right side
    553,546x = 817,027,978,816
  5. Step 5: Solve for x
    x = 817,027,978,816/553,546
  6. Step 6: Final answer
    x = 1,475,989.31

Related Problems

Find third proportional to 276,773 and 451,948
Half scale
Find third proportional to 1,107,092 and 1,807,792
Double scale
Find third proportional to 553,548 and 903,899
Similar ratio
Find third proportional to 830,319 and 1,355,844
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.