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Finding the Fourth Proportional to 483,730.47, 725,597.33 and 146,773.89

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Solution

The fourth proportional to 483,730.47, 725,597.33 and 146,773.89 is: 220,161.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,730.47 : 725,597.33 = 146,773.89 : x
  2. Step 2: Convert to fraction form
    483,730.47/725,597.33 = 146,773.89/x
  3. Step 3: Cross multiply
    483,730.47x = 725,597.33 × 146,773.89
  4. Step 4: Simplify right side
    483,730.47x = 106,498,741,963.84
  5. Step 5: Solve for x
    x = 106,498,741,963.84/483,730.47
  6. Step 6: Final answer
    x = 220,161.33

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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.