Home / 872,332.93-1,308,497.78-273,339.97

Finding the Fourth Proportional to 872,332.93, 1,308,497.78 and 273,339.97

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Solution

The fourth proportional to 872,332.93, 1,308,497.78 and 273,339.97 is: 410,009.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,332.93 : 1,308,497.78 = 273,339.97 : x
  2. Step 2: Convert to fraction form
    872,332.93/1,308,497.78 = 273,339.97/x
  3. Step 3: Cross multiply
    872,332.93x = 1,308,497.78 × 273,339.97
  4. Step 4: Simplify right side
    872,332.93x = 357,664,742,563.57
  5. Step 5: Solve for x
    x = 357,664,742,563.57/872,332.93
  6. Step 6: Final answer
    x = 410,009.45

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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.