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Finding the Fourth Proportional to 351,206.96, 484,663.81 and 190,062.04

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Solution

The fourth proportional to 351,206.96, 484,663.81 and 190,062.04 is: 262,284.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,206.96 : 484,663.81 = 190,062.04 : x
  2. Step 2: Convert to fraction form
    351,206.96/484,663.81 = 190,062.04/x
  3. Step 3: Cross multiply
    351,206.96x = 484,663.81 × 190,062.04
  4. Step 4: Simplify right side
    351,206.96x = 92,116,192,442.77
  5. Step 5: Solve for x
    x = 92,116,192,442.77/351,206.96
  6. Step 6: Final answer
    x = 262,284.65

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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.