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Finding the Fourth Proportional to 606,548.64, 909,826.60 and 269,510.06

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Solution

The fourth proportional to 606,548.64, 909,826.60 and 269,510.06 is: 404,266.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,548.64 : 909,826.60 = 269,510.06 : x
  2. Step 2: Convert to fraction form
    606,548.64/909,826.60 = 269,510.06/x
  3. Step 3: Cross multiply
    606,548.64x = 909,826.60 × 269,510.06
  4. Step 4: Simplify right side
    606,548.64x = 245,207,421,555.60
  5. Step 5: Solve for x
    x = 245,207,421,555.60/606,548.64
  6. Step 6: Final answer
    x = 404,266.71

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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.