Home / 614,787-848,412.54-346,515

Finding the Fourth Proportional to 614,787, 848,412.54 and 346,515

Calculator

Solution

The fourth proportional to 614,787, 848,412.54 and 346,515 is: 478,194.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,787 : 848,412.54 = 346,515 : x
  2. Step 2: Convert to fraction form
    614,787/848,412.54 = 346,515/x
  3. Step 3: Cross multiply
    614,787x = 848,412.54 × 346,515
  4. Step 4: Simplify right side
    614,787x = 293,987,671,298.10
  5. Step 5: Solve for x
    x = 293,987,671,298.10/614,787
  6. Step 6: Final answer
    x = 478,194.35

Related Problems

Find fourth proportional to 307,393.50, 424,206.27 and 173,257.50
Half scale
Find fourth proportional to 1,229,574, 1,696,825.08 and 693,030
Double scale
Find fourth proportional to 614,788, 848,413.92 and 346,516
Similar ratio
Find fourth proportional to 922,180.50, 1,272,618.81 and 519,772.50
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.