Home / 882,669.15-1,322,966.93-408,352.59

Finding the Fourth Proportional to 882,669.15, 1,322,966.93 and 408,352.59

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Solution

The fourth proportional to 882,669.15, 1,322,966.93 and 408,352.59 is: 612,049.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,669.15 : 1,322,966.93 = 408,352.59 : x
  2. Step 2: Convert to fraction form
    882,669.15/1,322,966.93 = 408,352.59/x
  3. Step 3: Cross multiply
    882,669.15x = 1,322,966.93 × 408,352.59
  4. Step 4: Simplify right side
    882,669.15x = 540,236,970,308.09
  5. Step 5: Solve for x
    x = 540,236,970,308.09/882,669.15
  6. Step 6: Final answer
    x = 612,049.23

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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.