Home / 741,636.68-1,110,981.02-361,448.73

Finding the Fourth Proportional to 741,636.68, 1,110,981.02 and 361,448.73

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Solution

The fourth proportional to 741,636.68, 1,110,981.02 and 361,448.73 is: 541,454.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,636.68 : 1,110,981.02 = 361,448.73 : x
  2. Step 2: Convert to fraction form
    741,636.68/1,110,981.02 = 361,448.73/x
  3. Step 3: Cross multiply
    741,636.68x = 1,110,981.02 × 361,448.73
  4. Step 4: Simplify right side
    741,636.68x = 401,562,676,925.86
  5. Step 5: Solve for x
    x = 401,562,676,925.86/741,636.68
  6. Step 6: Final answer
    x = 541,454.72

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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.