Home / 612,058-918,087

Finding the Third Proportional to 612,058 and 918,087

Calculator

Solution

The third proportional to 612,058 and 918,087 is: 1,377,130.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,058 : 918,087 = 918,087 : x
  2. Step 2: Convert to fraction form
    612,058/918,087 = 918,087/x
  3. Step 3: Cross multiply
    612,058x = 918,087 × 918,087
  4. Step 4: Simplify right side
    612,058x = 842,883,739,569
  5. Step 5: Solve for x
    x = 842,883,739,569/612,058
  6. Step 6: Final answer
    x = 1,377,130.50

Related Problems

Find third proportional to 306,029 and 459,043.50
Half scale
Find third proportional to 1,224,116 and 1,836,174
Double scale
Find third proportional to 612,060 and 918,090
Similar ratio
Find third proportional to 918,087 and 1,377,130.50
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.