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Finding the Fourth Proportional to 535,362.44, 738,798.18 and 331,372.74

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Solution

The fourth proportional to 535,362.44, 738,798.18 and 331,372.74 is: 457,293.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,362.44 : 738,798.18 = 331,372.74 : x
  2. Step 2: Convert to fraction form
    535,362.44/738,798.18 = 331,372.74/x
  3. Step 3: Cross multiply
    535,362.44x = 738,798.18 × 331,372.74
  4. Step 4: Simplify right side
    535,362.44x = 244,817,577,213.61
  5. Step 5: Solve for x
    x = 244,817,577,213.61/535,362.44
  6. Step 6: Final answer
    x = 457,293.16

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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.