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Finding the Fourth Proportional to 317,264.68, 475,746.30 and 184,185.64

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Solution

The fourth proportional to 317,264.68, 475,746.30 and 184,185.64 is: 276,190.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,264.68 : 475,746.30 = 184,185.64 : x
  2. Step 2: Convert to fraction form
    317,264.68/475,746.30 = 184,185.64/x
  3. Step 3: Cross multiply
    317,264.68x = 475,746.30 × 184,185.64
  4. Step 4: Simplify right side
    317,264.68x = 87,625,636,743.13
  5. Step 5: Solve for x
    x = 87,625,636,743.13/317,264.68
  6. Step 6: Final answer
    x = 276,190.96

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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.