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Finding the Fourth Proportional to 476,364.94, 714,003.81 and 191,873.29

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Solution

The fourth proportional to 476,364.94, 714,003.81 and 191,873.29 is: 287,590.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,364.94 : 714,003.81 = 191,873.29 : x
  2. Step 2: Convert to fraction form
    476,364.94/714,003.81 = 191,873.29/x
  3. Step 3: Cross multiply
    476,364.94x = 714,003.81 × 191,873.29
  4. Step 4: Simplify right side
    476,364.94x = 136,998,260,097.24
  5. Step 5: Solve for x
    x = 136,998,260,097.24/476,364.94
  6. Step 6: Final answer
    x = 287,590.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.