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Finding the Fourth Proportional to 430,953.16, 594,732.90 and 239,954.44

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Solution

The fourth proportional to 430,953.16, 594,732.90 and 239,954.44 is: 331,146.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,953.16 : 594,732.90 = 239,954.44 : x
  2. Step 2: Convert to fraction form
    430,953.16/594,732.90 = 239,954.44/x
  3. Step 3: Cross multiply
    430,953.16x = 594,732.90 × 239,954.44
  4. Step 4: Simplify right side
    430,953.16x = 142,708,799,969.08
  5. Step 5: Solve for x
    x = 142,708,799,969.08/430,953.16
  6. Step 6: Final answer
    x = 331,146.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.