Home / 701,210.64-1,050,985.32-321,811.52

Finding the Fourth Proportional to 701,210.64, 1,050,985.32 and 321,811.52

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Solution

The fourth proportional to 701,210.64, 1,050,985.32 and 321,811.52 is: 482,336.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,210.64 : 1,050,985.32 = 321,811.52 : x
  2. Step 2: Convert to fraction form
    701,210.64/1,050,985.32 = 321,811.52/x
  3. Step 3: Cross multiply
    701,210.64x = 1,050,985.32 × 321,811.52
  4. Step 4: Simplify right side
    701,210.64x = 338,219,183,326.89
  5. Step 5: Solve for x
    x = 338,219,183,326.89/701,210.64
  6. Step 6: Final answer
    x = 482,336.07

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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.