Home / 325,867.47-449,723.73-180,718.71

Finding the Fourth Proportional to 325,867.47, 449,723.73 and 180,718.71

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Solution

The fourth proportional to 325,867.47, 449,723.73 and 180,718.71 is: 249,406.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,867.47 : 449,723.73 = 180,718.71 : x
  2. Step 2: Convert to fraction form
    325,867.47/449,723.73 = 180,718.71/x
  3. Step 3: Cross multiply
    325,867.47x = 449,723.73 × 180,718.71
  4. Step 4: Simplify right side
    325,867.47x = 81,273,492,341.99
  5. Step 5: Solve for x
    x = 81,273,492,341.99/325,867.47
  6. Step 6: Final answer
    x = 249,406.58

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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.