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Finding the Fourth Proportional to 484,108.76, 726,186.78 and 184,533.50

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Solution

The fourth proportional to 484,108.76, 726,186.78 and 184,533.50 is: 276,809.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,108.76 : 726,186.78 = 184,533.50 : x
  2. Step 2: Convert to fraction form
    484,108.76/726,186.78 = 184,533.50/x
  3. Step 3: Cross multiply
    484,108.76x = 726,186.78 × 184,533.50
  4. Step 4: Simplify right side
    484,108.76x = 134,005,786,005.66
  5. Step 5: Solve for x
    x = 134,005,786,005.66/484,108.76
  6. Step 6: Final answer
    x = 276,809.26

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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.