Home / 460,792.48-636,076.92-396,005.44

Finding the Fourth Proportional to 460,792.48, 636,076.92 and 396,005.44

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Solution

The fourth proportional to 460,792.48, 636,076.92 and 396,005.44 is: 546,645.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,792.48 : 636,076.92 = 396,005.44 : x
  2. Step 2: Convert to fraction form
    460,792.48/636,076.92 = 396,005.44/x
  3. Step 3: Cross multiply
    460,792.48x = 636,076.92 × 396,005.44
  4. Step 4: Simplify right side
    460,792.48x = 251,889,920,578.45
  5. Step 5: Solve for x
    x = 251,889,920,578.45/460,792.48
  6. Step 6: Final answer
    x = 546,645.03

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1.5x scale

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.