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Finding the Fourth Proportional to 376,988.96, 520,366 and 241,388.08

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Solution

The fourth proportional to 376,988.96, 520,366 and 241,388.08 is: 333,193.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,988.96 : 520,366 = 241,388.08 : x
  2. Step 2: Convert to fraction form
    376,988.96/520,366 = 241,388.08/x
  3. Step 3: Cross multiply
    376,988.96x = 520,366 × 241,388.08
  4. Step 4: Simplify right side
    376,988.96x = 125,610,149,637.28
  5. Step 5: Solve for x
    x = 125,610,149,637.28/376,988.96
  6. Step 6: Final answer
    x = 333,193.18

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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.