Home / 875,759.71-1,313,678.72-268,504.33

Finding the Fourth Proportional to 875,759.71, 1,313,678.72 and 268,504.33

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Solution

The fourth proportional to 875,759.71, 1,313,678.72 and 268,504.33 is: 402,768.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,759.71 : 1,313,678.72 = 268,504.33 : x
  2. Step 2: Convert to fraction form
    875,759.71/1,313,678.72 = 268,504.33/x
  3. Step 3: Cross multiply
    875,759.71x = 1,313,678.72 × 268,504.33
  4. Step 4: Simplify right side
    875,759.71x = 352,728,424,548.86
  5. Step 5: Solve for x
    x = 352,728,424,548.86/875,759.71
  6. Step 6: Final answer
    x = 402,768.50

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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.