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Finding the Fourth Proportional to 574,406.21, 792,786.86 and 332,688.71

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Solution

The fourth proportional to 574,406.21, 792,786.86 and 332,688.71 is: 459,171.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,406.21 : 792,786.86 = 332,688.71 : x
  2. Step 2: Convert to fraction form
    574,406.21/792,786.86 = 332,688.71/x
  3. Step 3: Cross multiply
    574,406.21x = 792,786.86 × 332,688.71
  4. Step 4: Simplify right side
    574,406.21x = 263,751,237,758.35
  5. Step 5: Solve for x
    x = 263,751,237,758.35/574,406.21
  6. Step 6: Final answer
    x = 459,171.98

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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.