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Finding the Fourth Proportional to 450,898.88, 676,597.26 and 251,331.64

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Solution

The fourth proportional to 450,898.88, 676,597.26 and 251,331.64 is: 377,136.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,898.88 : 676,597.26 = 251,331.64 : x
  2. Step 2: Convert to fraction form
    450,898.88/676,597.26 = 251,331.64/x
  3. Step 3: Cross multiply
    450,898.88x = 676,597.26 × 251,331.64
  4. Step 4: Simplify right side
    450,898.88x = 170,050,298,975.31
  5. Step 5: Solve for x
    x = 170,050,298,975.31/450,898.88
  6. Step 6: Final answer
    x = 377,136.22

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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.