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Finding the Fourth Proportional to 313,657.44, 432,856.08 and 184,605

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Solution

The fourth proportional to 313,657.44, 432,856.08 and 184,605 is: 254,760.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,657.44 : 432,856.08 = 184,605 : x
  2. Step 2: Convert to fraction form
    313,657.44/432,856.08 = 184,605/x
  3. Step 3: Cross multiply
    313,657.44x = 432,856.08 × 184,605
  4. Step 4: Simplify right side
    313,657.44x = 79,907,396,648.40
  5. Step 5: Solve for x
    x = 79,907,396,648.40/313,657.44
  6. Step 6: Final answer
    x = 254,760.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.