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Finding the Fourth Proportional to 317,872.17, 476,891.16 and 184,624.32

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Solution

The fourth proportional to 317,872.17, 476,891.16 and 184,624.32 is: 276,984.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,872.17 : 476,891.16 = 184,624.32 : x
  2. Step 2: Convert to fraction form
    317,872.17/476,891.16 = 184,624.32/x
  3. Step 3: Cross multiply
    317,872.17x = 476,891.16 × 184,624.32
  4. Step 4: Simplify right side
    317,872.17x = 88,045,706,129.01
  5. Step 5: Solve for x
    x = 88,045,706,129.01/317,872.17
  6. Step 6: Final answer
    x = 276,984.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.