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Finding the Fourth Proportional to 634,466.82, 951,398.91 and 368,308.98

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Solution

The fourth proportional to 634,466.82, 951,398.91 and 368,308.98 is: 552,288.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,466.82 : 951,398.91 = 368,308.98 : x
  2. Step 2: Convert to fraction form
    634,466.82/951,398.91 = 368,308.98/x
  3. Step 3: Cross multiply
    634,466.82x = 951,398.91 × 368,308.98
  4. Step 4: Simplify right side
    634,466.82x = 350,408,762,115.21
  5. Step 5: Solve for x
    x = 350,408,762,115.21/634,466.82
  6. Step 6: Final answer
    x = 552,288.55

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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.