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Finding the Fourth Proportional to 613,732.56, 846,951.20 and 341,852.64

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Solution

The fourth proportional to 613,732.56, 846,951.20 and 341,852.64 is: 471,756.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,732.56 : 846,951.20 = 341,852.64 : x
  2. Step 2: Convert to fraction form
    613,732.56/846,951.20 = 341,852.64/x
  3. Step 3: Cross multiply
    613,732.56x = 846,951.20 × 341,852.64
  4. Step 4: Simplify right side
    613,732.56x = 289,532,503,671.17
  5. Step 5: Solve for x
    x = 289,532,503,671.17/613,732.56
  6. Step 6: Final answer
    x = 471,756.79

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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.