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Finding the Fourth Proportional to 488,342.39, 733,639.28 and 468,164.75

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Solution

The fourth proportional to 488,342.39, 733,639.28 and 468,164.75 is: 703,326.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,342.39 : 733,639.28 = 468,164.75 : x
  2. Step 2: Convert to fraction form
    488,342.39/733,639.28 = 468,164.75/x
  3. Step 3: Cross multiply
    488,342.39x = 733,639.28 × 468,164.75
  4. Step 4: Simplify right side
    488,342.39x = 343,464,044,102.36
  5. Step 5: Solve for x
    x = 343,464,044,102.36/488,342.39
  6. Step 6: Final answer
    x = 703,326.30

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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.