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Finding the Fourth Proportional to 625,925.34, 938,652.30 and 226,467.36

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Solution

The fourth proportional to 625,925.34, 938,652.30 and 226,467.36 is: 339,615.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,925.34 : 938,652.30 = 226,467.36 : x
  2. Step 2: Convert to fraction form
    625,925.34/938,652.30 = 226,467.36/x
  3. Step 3: Cross multiply
    625,925.34x = 938,652.30 × 226,467.36
  4. Step 4: Simplify right side
    625,925.34x = 212,574,108,338.93
  5. Step 5: Solve for x
    x = 212,574,108,338.93/625,925.34
  6. Step 6: Final answer
    x = 339,615.76

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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.