Home / 872,052.06-1,308,078.71-240,966.48

Finding the Fourth Proportional to 872,052.06, 1,308,078.71 and 240,966.48

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Solution

The fourth proportional to 872,052.06, 1,308,078.71 and 240,966.48 is: 361,449.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,052.06 : 1,308,078.71 = 240,966.48 : x
  2. Step 2: Convert to fraction form
    872,052.06/1,308,078.71 = 240,966.48/x
  3. Step 3: Cross multiply
    872,052.06x = 1,308,078.71 × 240,966.48
  4. Step 4: Simplify right side
    872,052.06x = 315,203,121,106.81
  5. Step 5: Solve for x
    x = 315,203,121,106.81/872,052.06
  6. Step 6: Final answer
    x = 361,449.89

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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.