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Finding the Fourth Proportional to 435,028.02, 600,336.03 and 253,725.72

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Solution

The fourth proportional to 435,028.02, 600,336.03 and 253,725.72 is: 350,139.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,028.02 : 600,336.03 = 253,725.72 : x
  2. Step 2: Convert to fraction form
    435,028.02/600,336.03 = 253,725.72/x
  3. Step 3: Cross multiply
    435,028.02x = 600,336.03 × 253,725.72
  4. Step 4: Simplify right side
    435,028.02x = 152,320,691,453.69
  5. Step 5: Solve for x
    x = 152,320,691,453.69/435,028.02
  6. Step 6: Final answer
    x = 350,139.96

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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.