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Finding the Fourth Proportional to 317,402.68, 475,480.92 and 184,002.58

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Solution

The fourth proportional to 317,402.68, 475,480.92 and 184,002.58 is: 275,642.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,402.68 : 475,480.92 = 184,002.58 : x
  2. Step 2: Convert to fraction form
    317,402.68/475,480.92 = 184,002.58/x
  3. Step 3: Cross multiply
    317,402.68x = 475,480.92 × 184,002.58
  4. Step 4: Simplify right side
    317,402.68x = 87,489,716,020.77
  5. Step 5: Solve for x
    x = 87,489,716,020.77/317,402.68
  6. Step 6: Final answer
    x = 275,642.65

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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.