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Finding the Fourth Proportional to 452,083.88, 623,883.67 and 248,153.88

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Solution

The fourth proportional to 452,083.88, 623,883.67 and 248,153.88 is: 342,456.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,083.88 : 623,883.67 = 248,153.88 : x
  2. Step 2: Convert to fraction form
    452,083.88/623,883.67 = 248,153.88/x
  3. Step 3: Cross multiply
    452,083.88x = 623,883.67 × 248,153.88
  4. Step 4: Simplify right side
    452,083.88x = 154,819,151,588.97
  5. Step 5: Solve for x
    x = 154,819,151,588.97/452,083.88
  6. Step 6: Final answer
    x = 342,456.69

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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.