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Finding the Fourth Proportional to 364,076.70, 545,896.35 and 186,929.70

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Solution

The fourth proportional to 364,076.70, 545,896.35 and 186,929.70 is: 280,282.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,076.70 : 545,896.35 = 186,929.70 : x
  2. Step 2: Convert to fraction form
    364,076.70/545,896.35 = 186,929.70/x
  3. Step 3: Cross multiply
    364,076.70x = 545,896.35 × 186,929.70
  4. Step 4: Simplify right side
    364,076.70x = 102,044,240,936.60
  5. Step 5: Solve for x
    x = 102,044,240,936.60/364,076.70
  6. Step 6: Final answer
    x = 280,282.26

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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.