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Finding the Fourth Proportional to 606,495.52, 909,730.86 and 269,444.80

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Solution

The fourth proportional to 606,495.52, 909,730.86 and 269,444.80 is: 404,161.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,495.52 : 909,730.86 = 269,444.80 : x
  2. Step 2: Convert to fraction form
    606,495.52/909,730.86 = 269,444.80/x
  3. Step 3: Cross multiply
    606,495.52x = 909,730.86 × 269,444.80
  4. Step 4: Simplify right side
    606,495.52x = 245,122,249,626.53
  5. Step 5: Solve for x
    x = 245,122,249,626.53/606,495.52
  6. Step 6: Final answer
    x = 404,161.68

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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.