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Finding the Fourth Proportional to 349,562.88, 482,595.84 and 230,676.48

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Solution

The fourth proportional to 349,562.88, 482,595.84 and 230,676.48 is: 318,464.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,562.88 : 482,595.84 = 230,676.48 : x
  2. Step 2: Convert to fraction form
    349,562.88/482,595.84 = 230,676.48/x
  3. Step 3: Cross multiply
    349,562.88x = 482,595.84 × 230,676.48
  4. Step 4: Simplify right side
    349,562.88x = 111,323,509,633.84
  5. Step 5: Solve for x
    x = 111,323,509,633.84/349,562.88
  6. Step 6: Final answer
    x = 318,464.91

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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.