Home / 872,505.22-1,308,774.24-273,453.12

Finding the Fourth Proportional to 872,505.22, 1,308,774.24 and 273,453.12

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Solution

The fourth proportional to 872,505.22, 1,308,774.24 and 273,453.12 is: 410,184.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,505.22 : 1,308,774.24 = 273,453.12 : x
  2. Step 2: Convert to fraction form
    872,505.22/1,308,774.24 = 273,453.12/x
  3. Step 3: Cross multiply
    872,505.22x = 1,308,774.24 × 273,453.12
  4. Step 4: Simplify right side
    872,505.22x = 357,888,399,303.63
  5. Step 5: Solve for x
    x = 357,888,399,303.63/872,505.22
  6. Step 6: Final answer
    x = 410,184.82

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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.