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Finding the Fourth Proportional to 575,999.82, 794,880.25 and 321,351.06

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Solution

The fourth proportional to 575,999.82, 794,880.25 and 321,351.06 is: 443,464.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,999.82 : 794,880.25 = 321,351.06 : x
  2. Step 2: Convert to fraction form
    575,999.82/794,880.25 = 321,351.06/x
  3. Step 3: Cross multiply
    575,999.82x = 794,880.25 × 321,351.06
  4. Step 4: Simplify right side
    575,999.82x = 255,435,610,910.57
  5. Step 5: Solve for x
    x = 255,435,610,910.57/575,999.82
  6. Step 6: Final answer
    x = 443,464.74

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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.