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Finding the Fourth Proportional to 264,913, 397,370.46 and 251,624.68

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Solution

The fourth proportional to 264,913, 397,370.46 and 251,624.68 is: 377,437.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,913 : 397,370.46 = 251,624.68 : x
  2. Step 2: Convert to fraction form
    264,913/397,370.46 = 251,624.68/x
  3. Step 3: Cross multiply
    264,913x = 397,370.46 × 251,624.68
  4. Step 4: Simplify right side
    264,913x = 99,988,214,838.95
  5. Step 5: Solve for x
    x = 99,988,214,838.95/264,913
  6. Step 6: Final answer
    x = 377,437.93

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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.