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Finding the Fourth Proportional to 613,310.39, 846,368.37 and 341,372.45

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Solution

The fourth proportional to 613,310.39, 846,368.37 and 341,372.45 is: 471,093.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,310.39 : 846,368.37 = 341,372.45 : x
  2. Step 2: Convert to fraction form
    613,310.39/846,368.37 = 341,372.45/x
  3. Step 3: Cross multiply
    613,310.39x = 846,368.37 × 341,372.45
  4. Step 4: Simplify right side
    613,310.39x = 288,926,838,130.70
  5. Step 5: Solve for x
    x = 288,926,838,130.70/613,310.39
  6. Step 6: Final answer
    x = 471,093.99

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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.