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Finding the Fourth Proportional to 500,285.16, 750,437.34 and 184,579.56

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Solution

The fourth proportional to 500,285.16, 750,437.34 and 184,579.56 is: 276,872.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,285.16 : 750,437.34 = 184,579.56 : x
  2. Step 2: Convert to fraction form
    500,285.16/750,437.34 = 184,579.56/x
  3. Step 3: Cross multiply
    500,285.16x = 750,437.34 × 184,579.56
  4. Step 4: Simplify right side
    500,285.16x = 138,515,394,024.77
  5. Step 5: Solve for x
    x = 138,515,394,024.77/500,285.16
  6. Step 6: Final answer
    x = 276,872.88

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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.