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Finding the Fourth Proportional to 535,752.52, 739,347.72 and 294,057.64

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Solution

The fourth proportional to 535,752.52, 739,347.72 and 294,057.64 is: 405,804.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,752.52 : 739,347.72 = 294,057.64 : x
  2. Step 2: Convert to fraction form
    535,752.52/739,347.72 = 294,057.64/x
  3. Step 3: Cross multiply
    535,752.52x = 739,347.72 × 294,057.64
  4. Step 4: Simplify right side
    535,752.52x = 217,410,845,682.58
  5. Step 5: Solve for x
    x = 217,410,845,682.58/535,752.52
  6. Step 6: Final answer
    x = 405,804.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.