Home / 325,656.07-449,419.70-180,461.45

Finding the Fourth Proportional to 325,656.07, 449,419.70 and 180,461.45

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Solution

The fourth proportional to 325,656.07, 449,419.70 and 180,461.45 is: 249,044.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,656.07 : 449,419.70 = 180,461.45 : x
  2. Step 2: Convert to fraction form
    325,656.07/449,419.70 = 180,461.45/x
  3. Step 3: Cross multiply
    325,656.07x = 449,419.70 × 180,461.45
  4. Step 4: Simplify right side
    325,656.07x = 81,102,930,720.57
  5. Step 5: Solve for x
    x = 81,102,930,720.57/325,656.07
  6. Step 6: Final answer
    x = 249,044.74

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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.