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Finding the Fourth Proportional to 476,363.94, 714,002.31 and 191,872.29

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Solution

The fourth proportional to 476,363.94, 714,002.31 and 191,872.29 is: 287,589.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,363.94 : 714,002.31 = 191,872.29 : x
  2. Step 2: Convert to fraction form
    476,363.94/714,002.31 = 191,872.29/x
  3. Step 3: Cross multiply
    476,363.94x = 714,002.31 × 191,872.29
  4. Step 4: Simplify right side
    476,363.94x = 136,997,260,962.50
  5. Step 5: Solve for x
    x = 136,997,260,962.50/476,363.94
  6. Step 6: Final answer
    x = 287,589.49

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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.