Home / 301,861.51-416,551.94-180,942.28

Finding the Fourth Proportional to 301,861.51, 416,551.94 and 180,942.28

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Solution

The fourth proportional to 301,861.51, 416,551.94 and 180,942.28 is: 249,690.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,861.51 : 416,551.94 = 180,942.28 : x
  2. Step 2: Convert to fraction form
    301,861.51/416,551.94 = 180,942.28/x
  3. Step 3: Cross multiply
    301,861.51x = 416,551.94 × 180,942.28
  4. Step 4: Simplify right side
    301,861.51x = 75,371,856,857.31
  5. Step 5: Solve for x
    x = 75,371,856,857.31/301,861.51
  6. Step 6: Final answer
    x = 249,690.19

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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.