Home / 352,869.29-486,960.14-191,724.28

Finding the Fourth Proportional to 352,869.29, 486,960.14 and 191,724.28

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Solution

The fourth proportional to 352,869.29, 486,960.14 and 191,724.28 is: 264,579.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,869.29 : 486,960.14 = 191,724.28 : x
  2. Step 2: Convert to fraction form
    352,869.29/486,960.14 = 191,724.28/x
  3. Step 3: Cross multiply
    352,869.29x = 486,960.14 × 191,724.28
  4. Step 4: Simplify right side
    352,869.29x = 93,362,081,492.11
  5. Step 5: Solve for x
    x = 93,362,081,492.11/352,869.29
  6. Step 6: Final answer
    x = 264,579.79

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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.