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Finding the Fourth Proportional to 452,144.50, 623,988.57 and 250,940.50

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Solution

The fourth proportional to 452,144.50, 623,988.57 and 250,940.50 is: 346,314.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,144.50 : 623,988.57 = 250,940.50 : x
  2. Step 2: Convert to fraction form
    452,144.50/623,988.57 = 250,940.50/x
  3. Step 3: Cross multiply
    452,144.50x = 623,988.57 × 250,940.50
  4. Step 4: Simplify right side
    452,144.50x = 156,584,003,750.09
  5. Step 5: Solve for x
    x = 156,584,003,750.09/452,144.50
  6. Step 6: Final answer
    x = 346,314.07

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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.