Home / 872,513.40-1,308,799.26-241,374.36

Finding the Fourth Proportional to 872,513.40, 1,308,799.26 and 241,374.36

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Solution

The fourth proportional to 872,513.40, 1,308,799.26 and 241,374.36 is: 362,069.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,513.40 : 1,308,799.26 = 241,374.36 : x
  2. Step 2: Convert to fraction form
    872,513.40/1,308,799.26 = 241,374.36/x
  3. Step 3: Cross multiply
    872,513.40x = 1,308,799.26 × 241,374.36
  4. Step 4: Simplify right side
    872,513.40x = 315,910,583,750.97
  5. Step 5: Solve for x
    x = 315,910,583,750.97/872,513.40
  6. Step 6: Final answer
    x = 362,069.61

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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.