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Finding the Fourth Proportional to 317,937.98, 476,990.81 and 184,690.15

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Solution

The fourth proportional to 317,937.98, 476,990.81 and 184,690.15 is: 277,083.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,937.98 : 476,990.81 = 184,690.15 : x
  2. Step 2: Convert to fraction form
    317,937.98/476,990.81 = 184,690.15/x
  3. Step 3: Cross multiply
    317,937.98x = 476,990.81 × 184,690.15
  4. Step 4: Simplify right side
    317,937.98x = 88,095,504,247.52
  5. Step 5: Solve for x
    x = 88,095,504,247.52/317,937.98
  6. Step 6: Final answer
    x = 277,083.93

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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.