Home / 562,949.69-776,926.22-321,268.58

Finding the Fourth Proportional to 562,949.69, 776,926.22 and 321,268.58

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Solution

The fourth proportional to 562,949.69, 776,926.22 and 321,268.58 is: 443,382.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,949.69 : 776,926.22 = 321,268.58 : x
  2. Step 2: Convert to fraction form
    562,949.69/776,926.22 = 321,268.58/x
  3. Step 3: Cross multiply
    562,949.69x = 776,926.22 × 321,268.58
  4. Step 4: Simplify right side
    562,949.69x = 249,601,977,973.19
  5. Step 5: Solve for x
    x = 249,601,977,973.19/562,949.69
  6. Step 6: Final answer
    x = 443,382.39

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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.