Home / 872,376.36-1,308,562.56-273,383.16

Finding the Fourth Proportional to 872,376.36, 1,308,562.56 and 273,383.16

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Solution

The fourth proportional to 872,376.36, 1,308,562.56 and 273,383.16 is: 410,074.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,376.36 : 1,308,562.56 = 273,383.16 : x
  2. Step 2: Convert to fraction form
    872,376.36/1,308,562.56 = 273,383.16/x
  3. Step 3: Cross multiply
    872,376.36x = 1,308,562.56 × 273,383.16
  4. Step 4: Simplify right side
    872,376.36x = 357,738,967,710.49
  5. Step 5: Solve for x
    x = 357,738,967,710.49/872,376.36
  6. Step 6: Final answer
    x = 410,074.12

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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.