Home / 875,794.69-1,313,731.56-268,538.64

Finding the Fourth Proportional to 875,794.69, 1,313,731.56 and 268,538.64

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Solution

The fourth proportional to 875,794.69, 1,313,731.56 and 268,538.64 is: 402,820.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,794.69 : 1,313,731.56 = 268,538.64 : x
  2. Step 2: Convert to fraction form
    875,794.69/1,313,731.56 = 268,538.64/x
  3. Step 3: Cross multiply
    875,794.69x = 1,313,731.56 × 268,538.64
  4. Step 4: Simplify right side
    875,794.69x = 352,787,688,407.22
  5. Step 5: Solve for x
    x = 352,787,688,407.22/875,794.69
  6. Step 6: Final answer
    x = 402,820.08

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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.