Home / 465,678-642,636.48-264,474

Finding the Fourth Proportional to 465,678, 642,636.48 and 264,474

Calculator

Solution

The fourth proportional to 465,678, 642,636.48 and 264,474 is: 364,974.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,678 : 642,636.48 = 264,474 : x
  2. Step 2: Convert to fraction form
    465,678/642,636.48 = 264,474/x
  3. Step 3: Cross multiply
    465,678x = 642,636.48 × 264,474
  4. Step 4: Simplify right side
    465,678x = 169,960,640,411.52
  5. Step 5: Solve for x
    x = 169,960,640,411.52/465,678
  6. Step 6: Final answer
    x = 364,974.60

Related Problems

Find fourth proportional to 232,839, 321,318.24 and 132,237
Half scale
Find fourth proportional to 931,356, 1,285,272.96 and 528,948
Double scale
Find fourth proportional to 465,679, 642,637.86 and 264,475
Similar ratio
Find fourth proportional to 698,517, 963,954.72 and 396,711
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.