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Finding the Fourth Proportional to 344,267.72, 474,957.06 and 253,838.60

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Solution

The fourth proportional to 344,267.72, 474,957.06 and 253,838.60 is: 350,199.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,267.72 : 474,957.06 = 253,838.60 : x
  2. Step 2: Convert to fraction form
    344,267.72/474,957.06 = 253,838.60/x
  3. Step 3: Cross multiply
    344,267.72x = 474,957.06 × 253,838.60
  4. Step 4: Simplify right side
    344,267.72x = 120,562,435,170.52
  5. Step 5: Solve for x
    x = 120,562,435,170.52/344,267.72
  6. Step 6: Final answer
    x = 350,199.65

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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.