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Finding the Fourth Proportional to 499,889.28, 748,892.34 and 246,873.72

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Solution

The fourth proportional to 499,889.28, 748,892.34 and 246,873.72 is: 369,845.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,889.28 : 748,892.34 = 246,873.72 : x
  2. Step 2: Convert to fraction form
    499,889.28/748,892.34 = 246,873.72/x
  3. Step 3: Cross multiply
    499,889.28x = 748,892.34 × 246,873.72
  4. Step 4: Simplify right side
    499,889.28x = 184,881,837,855.31
  5. Step 5: Solve for x
    x = 184,881,837,855.31/499,889.28
  6. Step 6: Final answer
    x = 369,845.57

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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.