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Finding the Fourth Proportional to 535,980.64, 739,999.38 and 332,248.22

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Solution

The fourth proportional to 535,980.64, 739,999.38 and 332,248.22 is: 458,717.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,980.64 : 739,999.38 = 332,248.22 : x
  2. Step 2: Convert to fraction form
    535,980.64/739,999.38 = 332,248.22/x
  3. Step 3: Cross multiply
    535,980.64x = 739,999.38 × 332,248.22
  4. Step 4: Simplify right side
    535,980.64x = 245,863,476,806.10
  5. Step 5: Solve for x
    x = 245,863,476,806.10/535,980.64
  6. Step 6: Final answer
    x = 458,717.09

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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.