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Finding the Fourth Proportional to 535,718.44, 739,289.13 and 294,004.92

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Solution

The fourth proportional to 535,718.44, 739,289.13 and 294,004.92 is: 405,725.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,718.44 : 739,289.13 = 294,004.92 : x
  2. Step 2: Convert to fraction form
    535,718.44/739,289.13 = 294,004.92/x
  3. Step 3: Cross multiply
    535,718.44x = 739,289.13 × 294,004.92
  4. Step 4: Simplify right side
    535,718.44x = 217,354,643,192.34
  5. Step 5: Solve for x
    x = 217,354,643,192.34/535,718.44
  6. Step 6: Final answer
    x = 405,725.52

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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.