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Finding the Fourth Proportional to 798,174.52, 1,101,504 and 435,621.64

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Solution

The fourth proportional to 798,174.52, 1,101,504 and 435,621.64 is: 601,170.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,174.52 : 1,101,504 = 435,621.64 : x
  2. Step 2: Convert to fraction form
    798,174.52/1,101,504 = 435,621.64/x
  3. Step 3: Cross multiply
    798,174.52x = 1,101,504 × 435,621.64
  4. Step 4: Simplify right side
    798,174.52x = 479,838,978,946.56
  5. Step 5: Solve for x
    x = 479,838,978,946.56/798,174.52
  6. Step 6: Final answer
    x = 601,170.50

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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.