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Finding the Fourth Proportional to 633,582.34, 950,515.34 and 212,846.74

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Solution

The fourth proportional to 633,582.34, 950,515.34 and 212,846.74 is: 319,317.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,582.34 : 950,515.34 = 212,846.74 : x
  2. Step 2: Convert to fraction form
    633,582.34/950,515.34 = 212,846.74/x
  3. Step 3: Cross multiply
    633,582.34x = 950,515.34 × 212,846.74
  4. Step 4: Simplify right side
    633,582.34x = 202,314,091,438.99
  5. Step 5: Solve for x
    x = 202,314,091,438.99/633,582.34
  6. Step 6: Final answer
    x = 319,317.76

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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.