Home / 929,819.52-1,394,521.92-368,703.36

Finding the Fourth Proportional to 929,819.52, 1,394,521.92 and 368,703.36

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Solution

The fourth proportional to 929,819.52, 1,394,521.92 and 368,703.36 is: 552,972.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,819.52 : 1,394,521.92 = 368,703.36 : x
  2. Step 2: Convert to fraction form
    929,819.52/1,394,521.92 = 368,703.36/x
  3. Step 3: Cross multiply
    929,819.52x = 1,394,521.92 × 368,703.36
  4. Step 4: Simplify right side
    929,819.52x = 514,164,917,497.65
  5. Step 5: Solve for x
    x = 514,164,917,497.65/929,819.52
  6. Step 6: Final answer
    x = 552,972.82

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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.