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Finding the Fourth Proportional to 408,801.32, 613,202.20 and 183,899.02

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Solution

The fourth proportional to 408,801.32, 613,202.20 and 183,899.02 is: 275,848.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,801.32 : 613,202.20 = 183,899.02 : x
  2. Step 2: Convert to fraction form
    408,801.32/613,202.20 = 183,899.02/x
  3. Step 3: Cross multiply
    408,801.32x = 613,202.20 × 183,899.02
  4. Step 4: Simplify right side
    408,801.32x = 112,767,283,641.84
  5. Step 5: Solve for x
    x = 112,767,283,641.84/408,801.32
  6. Step 6: Final answer
    x = 275,848.63

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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.