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Finding the Fourth Proportional to 317,935.98, 476,987.81 and 184,688.15

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Solution

The fourth proportional to 317,935.98, 476,987.81 and 184,688.15 is: 277,080.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,935.98 : 476,987.81 = 184,688.15 : x
  2. Step 2: Convert to fraction form
    317,935.98/476,987.81 = 184,688.15/x
  3. Step 3: Cross multiply
    317,935.98x = 476,987.81 × 184,688.15
  4. Step 4: Simplify right side
    317,935.98x = 88,093,992,893.07
  5. Step 5: Solve for x
    x = 88,093,992,893.07/317,935.98
  6. Step 6: Final answer
    x = 277,080.92

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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.