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Finding the Fourth Proportional to 368,289.98, 552,433.45 and 102,049.73

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Solution

The fourth proportional to 368,289.98, 552,433.45 and 102,049.73 is: 153,074.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,289.98 : 552,433.45 = 102,049.73 : x
  2. Step 2: Convert to fraction form
    368,289.98/552,433.45 = 102,049.73/x
  3. Step 3: Cross multiply
    368,289.98x = 552,433.45 × 102,049.73
  4. Step 4: Simplify right side
    368,289.98x = 56,375,684,415.47
  5. Step 5: Solve for x
    x = 56,375,684,415.47/368,289.98
  6. Step 6: Final answer
    x = 153,074.17

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1.5x scale

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.