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Finding the Fourth Proportional to 376,419.54, 519,459.36 and 204,337.41

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Solution

The fourth proportional to 376,419.54, 519,459.36 and 204,337.41 is: 281,985.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,419.54 : 519,459.36 = 204,337.41 : x
  2. Step 2: Convert to fraction form
    376,419.54/519,459.36 = 204,337.41/x
  3. Step 3: Cross multiply
    376,419.54x = 519,459.36 × 204,337.41
  4. Step 4: Simplify right side
    376,419.54x = 106,144,980,222.66
  5. Step 5: Solve for x
    x = 106,144,980,222.66/376,419.54
  6. Step 6: Final answer
    x = 281,985.84

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1.5x scale

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.