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Finding the Fourth Proportional to 344,682.72, 517,023.36 and 95,364

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Solution

The fourth proportional to 344,682.72, 517,023.36 and 95,364 is: 143,045.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,682.72 : 517,023.36 = 95,364 : x
  2. Step 2: Convert to fraction form
    344,682.72/517,023.36 = 95,364/x
  3. Step 3: Cross multiply
    344,682.72x = 517,023.36 × 95,364
  4. Step 4: Simplify right side
    344,682.72x = 49,305,415,703.04
  5. Step 5: Solve for x
    x = 49,305,415,703.04/344,682.72
  6. Step 6: Final answer
    x = 143,045.80

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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.