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Finding the Fourth Proportional to 540,038.13, 809,169.62 and 184,858.39

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Solution

The fourth proportional to 540,038.13, 809,169.62 and 184,858.39 is: 276,983.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,038.13 : 809,169.62 = 184,858.39 : x
  2. Step 2: Convert to fraction form
    540,038.13/809,169.62 = 184,858.39/x
  3. Step 3: Cross multiply
    540,038.13x = 809,169.62 × 184,858.39
  4. Step 4: Simplify right side
    540,038.13x = 149,581,793,190.11
  5. Step 5: Solve for x
    x = 149,581,793,190.11/540,038.13
  6. Step 6: Final answer
    x = 276,983.76

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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.