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Finding the Fourth Proportional to 502,004.76, 751,124.97 and 298,857.80

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Solution

The fourth proportional to 502,004.76, 751,124.97 and 298,857.80 is: 447,166.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,004.76 : 751,124.97 = 298,857.80 : x
  2. Step 2: Convert to fraction form
    502,004.76/751,124.97 = 298,857.80/x
  3. Step 3: Cross multiply
    502,004.76x = 751,124.97 × 298,857.80
  4. Step 4: Simplify right side
    502,004.76x = 224,479,552,303.64
  5. Step 5: Solve for x
    x = 224,479,552,303.64/502,004.76
  6. Step 6: Final answer
    x = 447,166.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.