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Finding the Fourth Proportional to 375,788.25, 518,859.95 and 241,885.53

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Solution

The fourth proportional to 375,788.25, 518,859.95 and 241,885.53 is: 333,977.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,788.25 : 518,859.95 = 241,885.53 : x
  2. Step 2: Convert to fraction form
    375,788.25/518,859.95 = 241,885.53/x
  3. Step 3: Cross multiply
    375,788.25x = 518,859.95 × 241,885.53
  4. Step 4: Simplify right side
    375,788.25x = 125,504,712,792.10
  5. Step 5: Solve for x
    x = 125,504,712,792.10/375,788.25
  6. Step 6: Final answer
    x = 333,977.21

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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.