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Finding the Fourth Proportional to 364,331.82, 546,233.49 and 245,708.94

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Solution

The fourth proportional to 364,331.82, 546,233.49 and 245,708.94 is: 368,385.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,331.82 : 546,233.49 = 245,708.94 : x
  2. Step 2: Convert to fraction form
    364,331.82/546,233.49 = 245,708.94/x
  3. Step 3: Cross multiply
    364,331.82x = 546,233.49 × 245,708.94
  4. Step 4: Simplify right side
    364,331.82x = 134,214,451,820.40
  5. Step 5: Solve for x
    x = 134,214,451,820.40/364,331.82
  6. Step 6: Final answer
    x = 368,385.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.