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Finding the Fourth Proportional to 613,732.34, 846,918.48 and 341,795.30

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Solution

The fourth proportional to 613,732.34, 846,918.48 and 341,795.30 is: 471,659.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,732.34 : 846,918.48 = 341,795.30 : x
  2. Step 2: Convert to fraction form
    613,732.34/846,918.48 = 341,795.30/x
  3. Step 3: Cross multiply
    613,732.34x = 846,918.48 × 341,795.30
  4. Step 4: Simplify right side
    613,732.34x = 289,472,752,994.28
  5. Step 5: Solve for x
    x = 289,472,752,994.28/613,732.34
  6. Step 6: Final answer
    x = 471,659.60

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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.