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Finding the Fourth Proportional to 369,076.40, 552,630.45 and 369,076.40

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Solution

The fourth proportional to 369,076.40, 552,630.45 and 369,076.40 is: 552,630.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,076.40 : 552,630.45 = 369,076.40 : x
  2. Step 2: Convert to fraction form
    369,076.40/552,630.45 = 369,076.40/x
  3. Step 3: Cross multiply
    369,076.40x = 552,630.45 × 369,076.40
  4. Step 4: Simplify right side
    369,076.40x = 203,962,857,016.38
  5. Step 5: Solve for x
    x = 203,962,857,016.38/369,076.40
  6. Step 6: Final answer
    x = 552,630.45

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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.