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Finding the Fourth Proportional to 606,549.64, 909,828.10 and 269,511.06

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Solution

The fourth proportional to 606,549.64, 909,828.10 and 269,511.06 is: 404,268.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,549.64 : 909,828.10 = 269,511.06 : x
  2. Step 2: Convert to fraction form
    606,549.64/909,828.10 = 269,511.06/x
  3. Step 3: Cross multiply
    606,549.64x = 909,828.10 × 269,511.06
  4. Step 4: Simplify right side
    606,549.64x = 245,208,735,648.79
  5. Step 5: Solve for x
    x = 245,208,735,648.79/606,549.64
  6. Step 6: Final answer
    x = 404,268.21

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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.