Home / 960,409.20-1,441,517.76-487,434

Finding the Fourth Proportional to 960,409.20, 1,441,517.76 and 487,434

Calculator

Solution

The fourth proportional to 960,409.20, 1,441,517.76 and 487,434 is: 731,609.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,409.20 : 1,441,517.76 = 487,434 : x
  2. Step 2: Convert to fraction form
    960,409.20/1,441,517.76 = 487,434/x
  3. Step 3: Cross multiply
    960,409.20x = 1,441,517.76 × 487,434
  4. Step 4: Simplify right side
    960,409.20x = 702,644,767,827.84
  5. Step 5: Solve for x
    x = 702,644,767,827.84/960,409.20
  6. Step 6: Final answer
    x = 731,609.78

Related Problems

Find fourth proportional to 480,204.60, 720,758.88 and 243,717
Half scale
Find fourth proportional to 1,920,818.40, 2,883,035.52 and 974,868
Double scale
Find fourth proportional to 960,410.20, 1,441,519.26 and 487,435
Similar ratio
Find fourth proportional to 1,440,613.80, 2,162,276.64 and 731,151
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.