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Finding the Fourth Proportional to 368,229.83, 508,177.27 and 207,094.40

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Solution

The fourth proportional to 368,229.83, 508,177.27 and 207,094.40 is: 285,801.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,229.83 : 508,177.27 = 207,094.40 : x
  2. Step 2: Convert to fraction form
    368,229.83/508,177.27 = 207,094.40/x
  3. Step 3: Cross multiply
    368,229.83x = 508,177.27 × 207,094.40
  4. Step 4: Simplify right side
    368,229.83x = 105,240,668,723.98
  5. Step 5: Solve for x
    x = 105,240,668,723.98/368,229.83
  6. Step 6: Final answer
    x = 285,801.58

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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.