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Finding the Fourth Proportional to 613,497.57, 846,624.69 and 341,558.39

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Solution

The fourth proportional to 613,497.57, 846,624.69 and 341,558.39 is: 471,349.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,497.57 : 846,624.69 = 341,558.39 : x
  2. Step 2: Convert to fraction form
    613,497.57/846,624.69 = 341,558.39/x
  3. Step 3: Cross multiply
    613,497.57x = 846,624.69 × 341,558.39
  4. Step 4: Simplify right side
    613,497.57x = 289,171,764,342.86
  5. Step 5: Solve for x
    x = 289,171,764,342.86/613,497.57
  6. Step 6: Final answer
    x = 471,349.49

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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.