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Finding the Fourth Proportional to 488,088.84, 673,562.88 and 273,229.32

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Solution

The fourth proportional to 488,088.84, 673,562.88 and 273,229.32 is: 377,056.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,088.84 : 673,562.88 = 273,229.32 : x
  2. Step 2: Convert to fraction form
    488,088.84/673,562.88 = 273,229.32/x
  3. Step 3: Cross multiply
    488,088.84x = 673,562.88 × 273,229.32
  4. Step 4: Simplify right side
    488,088.84x = 184,037,127,679.64
  5. Step 5: Solve for x
    x = 184,037,127,679.64/488,088.84
  6. Step 6: Final answer
    x = 377,056.62

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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.