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Finding the Fourth Proportional to 538,913.40, 808,370.10 and 184,327.80

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Solution

The fourth proportional to 538,913.40, 808,370.10 and 184,327.80 is: 276,491.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,913.40 : 808,370.10 = 184,327.80 : x
  2. Step 2: Convert to fraction form
    538,913.40/808,370.10 = 184,327.80/x
  3. Step 3: Cross multiply
    538,913.40x = 808,370.10 × 184,327.80
  4. Step 4: Simplify right side
    538,913.40x = 149,005,082,118.78
  5. Step 5: Solve for x
    x = 149,005,082,118.78/538,913.40
  6. Step 6: Final answer
    x = 276,491.70

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Similar ratio
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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.