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Finding the Fourth Proportional to 559,012.48, 838,429.44 and 184,986.88

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Solution

The fourth proportional to 559,012.48, 838,429.44 and 184,986.88 is: 277,450.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,012.48 : 838,429.44 = 184,986.88 : x
  2. Step 2: Convert to fraction form
    559,012.48/838,429.44 = 184,986.88/x
  3. Step 3: Cross multiply
    559,012.48x = 838,429.44 × 184,986.88
  4. Step 4: Simplify right side
    559,012.48x = 155,098,446,205.75
  5. Step 5: Solve for x
    x = 155,098,446,205.75/559,012.48
  6. Step 6: Final answer
    x = 277,450.78

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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.