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Finding the Fourth Proportional to 317,294.08, 475,790.56 and 184,215.68

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Solution

The fourth proportional to 317,294.08, 475,790.56 and 184,215.68 is: 276,236.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,294.08 : 475,790.56 = 184,215.68 : x
  2. Step 2: Convert to fraction form
    317,294.08/475,790.56 = 184,215.68/x
  3. Step 3: Cross multiply
    317,294.08x = 475,790.56 × 184,215.68
  4. Step 4: Simplify right side
    317,294.08x = 87,648,081,547.98
  5. Step 5: Solve for x
    x = 87,648,081,547.98/317,294.08
  6. Step 6: Final answer
    x = 276,236.11

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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.