Home / 346,688-520,032-84,032

Finding the Fourth Proportional to 346,688, 520,032 and 84,032

Calculator

Solution

The fourth proportional to 346,688, 520,032 and 84,032 is: 126,048

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,688 : 520,032 = 84,032 : x
  2. Step 2: Convert to fraction form
    346,688/520,032 = 84,032/x
  3. Step 3: Cross multiply
    346,688x = 520,032 × 84,032
  4. Step 4: Simplify right side
    346,688x = 43,699,329,024
  5. Step 5: Solve for x
    x = 43,699,329,024/346,688
  6. Step 6: Final answer
    x = 126,048

Related Problems

Find fourth proportional to 173,344, 260,016 and 42,016
Half scale
Find fourth proportional to 693,376, 1,040,064 and 168,064
Double scale
Find fourth proportional to 346,689, 520,033.50 and 84,033
Similar ratio
Find fourth proportional to 520,032, 780,048 and 126,048
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.