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Finding the Fourth Proportional to 585,227.22, 807,679.35 and 330,594.90

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Solution

The fourth proportional to 585,227.22, 807,679.35 and 330,594.90 is: 456,258.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,227.22 : 807,679.35 = 330,594.90 : x
  2. Step 2: Convert to fraction form
    585,227.22/807,679.35 = 330,594.90/x
  3. Step 3: Cross multiply
    585,227.22x = 807,679.35 × 330,594.90
  4. Step 4: Simplify right side
    585,227.22x = 267,014,673,945.32
  5. Step 5: Solve for x
    x = 267,014,673,945.32/585,227.22
  6. Step 6: Final answer
    x = 456,258.12

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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.