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Finding the Fourth Proportional to 546,285.11, 753,874.92 and 301,263.81

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Solution

The fourth proportional to 546,285.11, 753,874.92 and 301,263.81 is: 415,744.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,285.11 : 753,874.92 = 301,263.81 : x
  2. Step 2: Convert to fraction form
    546,285.11/753,874.92 = 301,263.81/x
  3. Step 3: Cross multiply
    546,285.11x = 753,874.92 × 301,263.81
  4. Step 4: Simplify right side
    546,285.11x = 227,115,228,682.92
  5. Step 5: Solve for x
    x = 227,115,228,682.92/546,285.11
  6. Step 6: Final answer
    x = 415,744.86

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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.