Home / 326,076.68-449,985.40-180,904.48

Finding the Fourth Proportional to 326,076.68, 449,985.40 and 180,904.48

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Solution

The fourth proportional to 326,076.68, 449,985.40 and 180,904.48 is: 249,647.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,076.68 : 449,985.40 = 180,904.48 : x
  2. Step 2: Convert to fraction form
    326,076.68/449,985.40 = 180,904.48/x
  3. Step 3: Cross multiply
    326,076.68x = 449,985.40 × 180,904.48
  4. Step 4: Simplify right side
    326,076.68x = 81,404,374,234.96
  5. Step 5: Solve for x
    x = 81,404,374,234.96/326,076.68
  6. Step 6: Final answer
    x = 249,647.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.