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Finding the Fourth Proportional to 606,016.84, 909,193.38 and 264,490.06

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Solution

The fourth proportional to 606,016.84, 909,193.38 and 264,490.06 is: 396,808.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,016.84 : 909,193.38 = 264,490.06 : x
  2. Step 2: Convert to fraction form
    606,016.84/909,193.38 = 264,490.06/x
  3. Step 3: Cross multiply
    606,016.84x = 909,193.38 × 264,490.06
  4. Step 4: Simplify right side
    606,016.84x = 240,472,611,627.80
  5. Step 5: Solve for x
    x = 240,472,611,627.80/606,016.84
  6. Step 6: Final answer
    x = 396,808.46

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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.