Home / 369,584.48-510,026.54-199,818.61

Finding the Fourth Proportional to 369,584.48, 510,026.54 and 199,818.61

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Solution

The fourth proportional to 369,584.48, 510,026.54 and 199,818.61 is: 275,749.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,584.48 : 510,026.54 = 199,818.61 : x
  2. Step 2: Convert to fraction form
    369,584.48/510,026.54 = 199,818.61/x
  3. Step 3: Cross multiply
    369,584.48x = 510,026.54 × 199,818.61
  4. Step 4: Simplify right side
    369,584.48x = 101,912,794,285.91
  5. Step 5: Solve for x
    x = 101,912,794,285.91/369,584.48
  6. Step 6: Final answer
    x = 275,749.66

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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.