Home / 405,304.22-607,863.89-152,611.36

Finding the Fourth Proportional to 405,304.22, 607,863.89 and 152,611.36

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Solution

The fourth proportional to 405,304.22, 607,863.89 and 152,611.36 is: 228,882.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,304.22 : 607,863.89 = 152,611.36 : x
  2. Step 2: Convert to fraction form
    405,304.22/607,863.89 = 152,611.36/x
  3. Step 3: Cross multiply
    405,304.22x = 607,863.89 × 152,611.36
  4. Step 4: Simplify right side
    405,304.22x = 92,766,933,809.66
  5. Step 5: Solve for x
    x = 92,766,933,809.66/405,304.22
  6. Step 6: Final answer
    x = 228,882.23

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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.