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Finding the Fourth Proportional to 606,870.70, 910,634.10 and 269,963.35

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Solution

The fourth proportional to 606,870.70, 910,634.10 and 269,963.35 is: 405,090.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,870.70 : 910,634.10 = 269,963.35 : x
  2. Step 2: Convert to fraction form
    606,870.70/910,634.10 = 269,963.35/x
  3. Step 3: Cross multiply
    606,870.70x = 910,634.10 × 269,963.35
  4. Step 4: Simplify right side
    606,870.70x = 245,837,832,260.24
  5. Step 5: Solve for x
    x = 245,837,832,260.24/606,870.70
  6. Step 6: Final answer
    x = 405,090.96

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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.