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Finding the Fourth Proportional to 471,355.56, 650,474.82 and 435,637.80

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Solution

The fourth proportional to 471,355.56, 650,474.82 and 435,637.80 is: 601,184.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,355.56 : 650,474.82 = 435,637.80 : x
  2. Step 2: Convert to fraction form
    471,355.56/650,474.82 = 435,637.80/x
  3. Step 3: Cross multiply
    471,355.56x = 650,474.82 × 435,637.80
  4. Step 4: Simplify right side
    471,355.56x = 283,371,419,540.20
  5. Step 5: Solve for x
    x = 283,371,419,540.20/471,355.56
  6. Step 6: Final answer
    x = 601,184.00

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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.