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Finding the Fourth Proportional to 360,924.66, 497,954.01 and 207,958.89

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Solution

The fourth proportional to 360,924.66, 497,954.01 and 207,958.89 is: 286,912.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,924.66 : 497,954.01 = 207,958.89 : x
  2. Step 2: Convert to fraction form
    360,924.66/497,954.01 = 207,958.89/x
  3. Step 3: Cross multiply
    360,924.66x = 497,954.01 × 207,958.89
  4. Step 4: Simplify right side
    360,924.66x = 103,553,963,190.65
  5. Step 5: Solve for x
    x = 103,553,963,190.65/360,924.66
  6. Step 6: Final answer
    x = 286,912.97

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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.