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Finding the Fourth Proportional to 351,148.04, 484,582.74 and 190,005.96

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Solution

The fourth proportional to 351,148.04, 484,582.74 and 190,005.96 is: 262,207.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,148.04 : 484,582.74 = 190,005.96 : x
  2. Step 2: Convert to fraction form
    351,148.04/484,582.74 = 190,005.96/x
  3. Step 3: Cross multiply
    351,148.04x = 484,582.74 × 190,005.96
  4. Step 4: Simplify right side
    351,148.04x = 92,073,608,713.13
  5. Step 5: Solve for x
    x = 92,073,608,713.13/351,148.04
  6. Step 6: Final answer
    x = 262,207.38

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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.