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Finding the Fourth Proportional to 618,098.43, 927,464.08 and 294,253.02

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Solution

The fourth proportional to 618,098.43, 927,464.08 and 294,253.02 is: 441,530.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,098.43 : 927,464.08 = 294,253.02 : x
  2. Step 2: Convert to fraction form
    618,098.43/927,464.08 = 294,253.02/x
  3. Step 3: Cross multiply
    618,098.43x = 927,464.08 × 294,253.02
  4. Step 4: Simplify right side
    618,098.43x = 272,909,106,481.52
  5. Step 5: Solve for x
    x = 272,909,106,481.52/618,098.43
  6. Step 6: Final answer
    x = 441,530.17

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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.