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Finding the Fourth Proportional to 273,646.71, 410,461.09 and 123,887.03

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Solution

The fourth proportional to 273,646.71, 410,461.09 and 123,887.03 is: 185,826.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,646.71 : 410,461.09 = 123,887.03 : x
  2. Step 2: Convert to fraction form
    273,646.71/410,461.09 = 123,887.03/x
  3. Step 3: Cross multiply
    273,646.71x = 410,461.09 × 123,887.03
  4. Step 4: Simplify right side
    273,646.71x = 50,850,803,008.64
  5. Step 5: Solve for x
    x = 50,850,803,008.64/273,646.71
  6. Step 6: Final answer
    x = 185,826.47

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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.