Home / 697,356-1,046,412-539,892

Finding the Fourth Proportional to 697,356, 1,046,412 and 539,892

Calculator

Solution

The fourth proportional to 697,356, 1,046,412 and 539,892 is: 810,130.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,356 : 1,046,412 = 539,892 : x
  2. Step 2: Convert to fraction form
    697,356/1,046,412 = 539,892/x
  3. Step 3: Cross multiply
    697,356x = 1,046,412 × 539,892
  4. Step 4: Simplify right side
    697,356x = 564,949,467,504
  5. Step 5: Solve for x
    x = 564,949,467,504/697,356
  6. Step 6: Final answer
    x = 810,130.65

Related Problems

Find fourth proportional to 348,678, 523,206 and 269,946
Half scale
Find fourth proportional to 1,394,712, 2,092,824 and 1,079,784
Double scale
Find fourth proportional to 697,357, 1,046,413.50 and 539,893
Similar ratio
Find fourth proportional to 1,046,034, 1,569,618 and 809,838
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.