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Finding the Fourth Proportional to 613,688.34, 846,883.08 and 341,750.28

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Solution

The fourth proportional to 613,688.34, 846,883.08 and 341,750.28 is: 471,611.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,688.34 : 846,883.08 = 341,750.28 : x
  2. Step 2: Convert to fraction form
    613,688.34/846,883.08 = 341,750.28/x
  3. Step 3: Cross multiply
    613,688.34x = 846,883.08 × 341,750.28
  4. Step 4: Simplify right side
    613,688.34x = 289,422,529,717.26
  5. Step 5: Solve for x
    x = 289,422,529,717.26/613,688.34
  6. Step 6: Final answer
    x = 471,611.58

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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.