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Finding the Fourth Proportional to 452,002, 623,782.20 and 250,798

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Solution

The fourth proportional to 452,002, 623,782.20 and 250,798 is: 346,112.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,002 : 623,782.20 = 250,798 : x
  2. Step 2: Convert to fraction form
    452,002/623,782.20 = 250,798/x
  3. Step 3: Cross multiply
    452,002x = 623,782.20 × 250,798
  4. Step 4: Simplify right side
    452,002x = 156,443,328,195.60
  5. Step 5: Solve for x
    x = 156,443,328,195.60/452,002
  6. Step 6: Final answer
    x = 346,112.03

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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.