Home / 716,401.22-1,073,716.10-361,516.73

Finding the Fourth Proportional to 716,401.22, 1,073,716.10 and 361,516.73

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Solution

The fourth proportional to 716,401.22, 1,073,716.10 and 361,516.73 is: 541,828.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,401.22 : 1,073,716.10 = 361,516.73 : x
  2. Step 2: Convert to fraction form
    716,401.22/1,073,716.10 = 361,516.73/x
  3. Step 3: Cross multiply
    716,401.22x = 1,073,716.10 × 361,516.73
  4. Step 4: Simplify right side
    716,401.22x = 388,166,331,612.77
  5. Step 5: Solve for x
    x = 388,166,331,612.77/716,401.22
  6. Step 6: Final answer
    x = 541,828.13

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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.