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Finding the Fourth Proportional to 634,052.72, 950,483.72 and 213,034.16

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Solution

The fourth proportional to 634,052.72, 950,483.72 and 213,034.16 is: 319,351.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,052.72 : 950,483.72 = 213,034.16 : x
  2. Step 2: Convert to fraction form
    634,052.72/950,483.72 = 213,034.16/x
  3. Step 3: Cross multiply
    634,052.72x = 950,483.72 × 213,034.16
  4. Step 4: Simplify right side
    634,052.72x = 202,485,500,883.88
  5. Step 5: Solve for x
    x = 202,485,500,883.88/634,052.72
  6. Step 6: Final answer
    x = 319,351.21

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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.