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Finding the Fourth Proportional to 483,162.98, 725,005.08 and 283,872.60

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Solution

The fourth proportional to 483,162.98, 725,005.08 and 283,872.60 is: 425,962.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,162.98 : 725,005.08 = 283,872.60 : x
  2. Step 2: Convert to fraction form
    483,162.98/725,005.08 = 283,872.60/x
  3. Step 3: Cross multiply
    483,162.98x = 725,005.08 × 283,872.60
  4. Step 4: Simplify right side
    483,162.98x = 205,809,077,072.81
  5. Step 5: Solve for x
    x = 205,809,077,072.81/483,162.98
  6. Step 6: Final answer
    x = 425,962.02

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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.