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Finding the Fourth Proportional to 535,359.94, 803,002.32 and 251,112.83

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Solution

The fourth proportional to 535,359.94, 803,002.32 and 251,112.83 is: 376,651.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,359.94 : 803,002.32 = 251,112.83 : x
  2. Step 2: Convert to fraction form
    535,359.94/803,002.32 = 251,112.83/x
  3. Step 3: Cross multiply
    535,359.94x = 803,002.32 × 251,112.83
  4. Step 4: Simplify right side
    535,359.94x = 201,644,181,056.75
  5. Step 5: Solve for x
    x = 201,644,181,056.75/535,359.94
  6. Step 6: Final answer
    x = 376,651.61

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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.