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Finding the Fourth Proportional to 624,030.72, 935,197.96 and 263,902.28

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Solution

The fourth proportional to 624,030.72, 935,197.96 and 263,902.28 is: 395,494.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,030.72 : 935,197.96 = 263,902.28 : x
  2. Step 2: Convert to fraction form
    624,030.72/935,197.96 = 263,902.28/x
  3. Step 3: Cross multiply
    624,030.72x = 935,197.96 × 263,902.28
  4. Step 4: Simplify right side
    624,030.72x = 246,800,873,895.35
  5. Step 5: Solve for x
    x = 246,800,873,895.35/624,030.72
  6. Step 6: Final answer
    x = 395,494.75

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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.