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Finding the Fourth Proportional to 535,483.68, 739,467.54 and 344,832.36

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Solution

The fourth proportional to 535,483.68, 739,467.54 and 344,832.36 is: 476,190.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,483.68 : 739,467.54 = 344,832.36 : x
  2. Step 2: Convert to fraction form
    535,483.68/739,467.54 = 344,832.36/x
  3. Step 3: Cross multiply
    535,483.68x = 739,467.54 × 344,832.36
  4. Step 4: Simplify right side
    535,483.68x = 254,992,336,961.59
  5. Step 5: Solve for x
    x = 254,992,336,961.59/535,483.68
  6. Step 6: Final answer
    x = 476,190.68

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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.