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Finding the Fourth Proportional to 404,052.94, 606,079.38 and 383,848.84

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Solution

The fourth proportional to 404,052.94, 606,079.38 and 383,848.84 is: 575,773.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,052.94 : 606,079.38 = 383,848.84 : x
  2. Step 2: Convert to fraction form
    404,052.94/606,079.38 = 383,848.84/x
  3. Step 3: Cross multiply
    404,052.94x = 606,079.38 × 383,848.84
  4. Step 4: Simplify right side
    404,052.94x = 232,642,863,930.52
  5. Step 5: Solve for x
    x = 232,642,863,930.52/404,052.94
  6. Step 6: Final answer
    x = 575,773.23

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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.