Home / 929,851.98-1,394,778-368,886.48

Finding the Fourth Proportional to 929,851.98, 1,394,778 and 368,886.48

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Solution

The fourth proportional to 929,851.98, 1,394,778 and 368,886.48 is: 553,329.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,851.98 : 1,394,778 = 368,886.48 : x
  2. Step 2: Convert to fraction form
    929,851.98/1,394,778 = 368,886.48/x
  3. Step 3: Cross multiply
    929,851.98x = 1,394,778 × 368,886.48
  4. Step 4: Simplify right side
    929,851.98x = 514,514,746,801.44
  5. Step 5: Solve for x
    x = 514,514,746,801.44/929,851.98
  6. Step 6: Final answer
    x = 553,329.73

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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.