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Finding the Fourth Proportional to 430,467.67, 594,864.68 and 322,850.86

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Solution

The fourth proportional to 430,467.67, 594,864.68 and 322,850.86 is: 446,148.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,467.67 : 594,864.68 = 322,850.86 : x
  2. Step 2: Convert to fraction form
    430,467.67/594,864.68 = 322,850.86/x
  3. Step 3: Cross multiply
    430,467.67x = 594,864.68 × 322,850.86
  4. Step 4: Simplify right side
    430,467.67x = 192,052,576,490.38
  5. Step 5: Solve for x
    x = 192,052,576,490.38/430,467.67
  6. Step 6: Final answer
    x = 446,148.67

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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.