Home / 850,513.25-1,275,326.93-401,113.46

Finding the Fourth Proportional to 850,513.25, 1,275,326.93 and 401,113.46

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Solution

The fourth proportional to 850,513.25, 1,275,326.93 and 401,113.46 is: 601,461.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,513.25 : 1,275,326.93 = 401,113.46 : x
  2. Step 2: Convert to fraction form
    850,513.25/1,275,326.93 = 401,113.46/x
  3. Step 3: Cross multiply
    850,513.25x = 1,275,326.93 × 401,113.46
  4. Step 4: Simplify right side
    850,513.25x = 511,550,801,714.58
  5. Step 5: Solve for x
    x = 511,550,801,714.58/850,513.25
  6. Step 6: Final answer
    x = 601,461.29

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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.