Home / 1,164.50-1,746.34-471

Finding the Fourth Proportional to 1,164.50, 1,746.34 and 471

Calculator

Solution

The fourth proportional to 1,164.50, 1,746.34 and 471 is: 706.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,164.50 : 1,746.34 = 471 : x
  2. Step 2: Convert to fraction form
    1,164.50/1,746.34 = 471/x
  3. Step 3: Cross multiply
    1,164.50x = 1,746.34 × 471
  4. Step 4: Simplify right side
    1,164.50x = 822,526.14
  5. Step 5: Solve for x
    x = 822,526.14/1,164.50
  6. Step 6: Final answer
    x = 706.33

Related Problems

Find fourth proportional to 582.25, 873.17 and 235.50
Half scale
Find fourth proportional to 2,329, 3,492.68 and 942
Double scale
Find fourth proportional to 1,165.50, 1,747.84 and 472
Similar ratio
Find fourth proportional to 1,746.75, 2,619.51 and 706.50
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.