Home / 405,770-608,536-152,868

Finding the Fourth Proportional to 405,770, 608,536 and 152,868

Calculator

Solution

The fourth proportional to 405,770, 608,536 and 152,868 is: 229,257.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,770 : 608,536 = 152,868 : x
  2. Step 2: Convert to fraction form
    405,770/608,536 = 152,868/x
  3. Step 3: Cross multiply
    405,770x = 608,536 × 152,868
  4. Step 4: Simplify right side
    405,770x = 93,025,681,248
  5. Step 5: Solve for x
    x = 93,025,681,248/405,770
  6. Step 6: Final answer
    x = 229,257.17

Related Problems

Find fourth proportional to 202,885, 304,268 and 76,434
Half scale
Find fourth proportional to 811,540, 1,217,072 and 305,736
Double scale
Find fourth proportional to 405,771, 608,537.50 and 152,869
Similar ratio
Find fourth proportional to 608,655, 912,804 and 229,302
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.