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Finding the Fourth Proportional to 362,402.11, 543,192.99 and 184,533.40

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Solution

The fourth proportional to 362,402.11, 543,192.99 and 184,533.40 is: 276,591.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,402.11 : 543,192.99 = 184,533.40 : x
  2. Step 2: Convert to fraction form
    362,402.11/543,192.99 = 184,533.40/x
  3. Step 3: Cross multiply
    362,402.11x = 543,192.99 × 184,533.40
  4. Step 4: Simplify right side
    362,402.11x = 100,237,249,300.87
  5. Step 5: Solve for x
    x = 100,237,249,300.87/362,402.11
  6. Step 6: Final answer
    x = 276,591.24

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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.