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Finding the Fourth Proportional to 483,170.96, 725,017.08 and 283,880.60

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Solution

The fourth proportional to 483,170.96, 725,017.08 and 283,880.60 is: 425,974.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,170.96 : 725,017.08 = 283,880.60 : x
  2. Step 2: Convert to fraction form
    483,170.96/725,017.08 = 283,880.60/x
  3. Step 3: Cross multiply
    483,170.96x = 725,017.08 × 283,880.60
  4. Step 4: Simplify right side
    483,170.96x = 205,818,283,680.65
  5. Step 5: Solve for x
    x = 205,818,283,680.65/483,170.96
  6. Step 6: Final answer
    x = 425,974.04

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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.