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Finding the Fourth Proportional to 366,897.60, 550,384.07 and 127,011.14

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Solution

The fourth proportional to 366,897.60, 550,384.07 and 127,011.14 is: 190,529.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,897.60 : 550,384.07 = 127,011.14 : x
  2. Step 2: Convert to fraction form
    366,897.60/550,384.07 = 127,011.14/x
  3. Step 3: Cross multiply
    366,897.60x = 550,384.07 × 127,011.14
  4. Step 4: Simplify right side
    366,897.60x = 69,904,906,845.50
  5. Step 5: Solve for x
    x = 69,904,906,845.50/366,897.60
  6. Step 6: Final answer
    x = 190,529.75

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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.