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Finding the Fourth Proportional to 555,274.82, 832,559.88 and 471,063.98

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Solution

The fourth proportional to 555,274.82, 832,559.88 and 471,063.98 is: 706,297.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,274.82 : 832,559.88 = 471,063.98 : x
  2. Step 2: Convert to fraction form
    555,274.82/832,559.88 = 471,063.98/x
  3. Step 3: Cross multiply
    555,274.82x = 832,559.88 × 471,063.98
  4. Step 4: Simplify right side
    555,274.82x = 392,188,970,661.12
  5. Step 5: Solve for x
    x = 392,188,970,661.12/555,274.82
  6. Step 6: Final answer
    x = 706,297.06

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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.