Home / 530,768-780,492

Finding the Third Proportional to 530,768 and 780,492

Calculator

Solution

The third proportional to 530,768 and 780,492 is: 1,147,710.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,768 : 780,492 = 780,492 : x
  2. Step 2: Convert to fraction form
    530,768/780,492 = 780,492/x
  3. Step 3: Cross multiply
    530,768x = 780,492 × 780,492
  4. Step 4: Simplify right side
    530,768x = 609,167,762,064
  5. Step 5: Solve for x
    x = 609,167,762,064/530,768
  6. Step 6: Final answer
    x = 1,147,710.04

Related Problems

Find third proportional to 265,384 and 390,246
Half scale
Find third proportional to 1,061,536 and 1,560,984
Double scale
Find third proportional to 530,770 and 780,495
Similar ratio
Find third proportional to 796,152 and 1,170,738
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.