Home / 413-569.98-236

Finding the Fourth Proportional to 413, 569.98 and 236

Calculator

Solution

The fourth proportional to 413, 569.98 and 236 is: 325.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    413 : 569.98 = 236 : x
  2. Step 2: Convert to fraction form
    413/569.98 = 236/x
  3. Step 3: Cross multiply
    413x = 569.98 × 236
  4. Step 4: Simplify right side
    413x = 134,515.28
  5. Step 5: Solve for x
    x = 134,515.28/413
  6. Step 6: Final answer
    x = 325.70

Related Problems

Find fourth proportional to 206.50, 284.99 and 118
Half scale
Find fourth proportional to 826, 1,139.96 and 472
Double scale
Find fourth proportional to 414, 571.36 and 237
Similar ratio
Find fourth proportional to 619.50, 854.97 and 354
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.