Home / 369,130-578,299

Finding the Third Proportional to 369,130 and 578,299

Calculator

Solution

The third proportional to 369,130 and 578,299 is: 905,994.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,130 : 578,299 = 578,299 : x
  2. Step 2: Convert to fraction form
    369,130/578,299 = 578,299/x
  3. Step 3: Cross multiply
    369,130x = 578,299 × 578,299
  4. Step 4: Simplify right side
    369,130x = 334,429,733,401
  5. Step 5: Solve for x
    x = 334,429,733,401/369,130
  6. Step 6: Final answer
    x = 905,994.46

Related Problems

Find third proportional to 184,565 and 289,149.50
Half scale
Find third proportional to 738,260 and 1,156,598
Double scale
Find third proportional to 369,132 and 578,302
Similar ratio
Find third proportional to 553,695 and 867,448.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.