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Finding the Fourth Proportional to 375,561.56, 518,258.04 and 205,792.04

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Solution

The fourth proportional to 375,561.56, 518,258.04 and 205,792.04 is: 283,983.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,561.56 : 518,258.04 = 205,792.04 : x
  2. Step 2: Convert to fraction form
    375,561.56/518,258.04 = 205,792.04/x
  3. Step 3: Cross multiply
    375,561.56x = 518,258.04 × 205,792.04
  4. Step 4: Simplify right side
    375,561.56x = 106,653,379,298.00
  5. Step 5: Solve for x
    x = 106,653,379,298.00/375,561.56
  6. Step 6: Final answer
    x = 283,983.75

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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.