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Finding the Fourth Proportional to 364,591.28, 546,099.60 and 355,668.32

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Solution

The fourth proportional to 364,591.28, 546,099.60 and 355,668.32 is: 532,734.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,591.28 : 546,099.60 = 355,668.32 : x
  2. Step 2: Convert to fraction form
    364,591.28/546,099.60 = 355,668.32/x
  3. Step 3: Cross multiply
    364,591.28x = 546,099.60 × 355,668.32
  4. Step 4: Simplify right side
    364,591.28x = 194,230,329,983.68
  5. Step 5: Solve for x
    x = 194,230,329,983.68/364,591.28
  6. Step 6: Final answer
    x = 532,734.43

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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.