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Finding the Fourth Proportional to 606,875.70, 910,641.60 and 269,968.35

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Solution

The fourth proportional to 606,875.70, 910,641.60 and 269,968.35 is: 405,098.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,875.70 : 910,641.60 = 269,968.35 : x
  2. Step 2: Convert to fraction form
    606,875.70/910,641.60 = 269,968.35/x
  3. Step 3: Cross multiply
    606,875.70x = 910,641.60 × 269,968.35
  4. Step 4: Simplify right side
    606,875.70x = 245,844,410,193.36
  5. Step 5: Solve for x
    x = 245,844,410,193.36/606,875.70
  6. Step 6: Final answer
    x = 405,098.46

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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.