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Finding the Fourth Proportional to 430,874.88, 594,536.40 and 239,883.36

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Solution

The fourth proportional to 430,874.88, 594,536.40 and 239,883.36 is: 330,999.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,874.88 : 594,536.40 = 239,883.36 : x
  2. Step 2: Convert to fraction form
    430,874.88/594,536.40 = 239,883.36/x
  3. Step 3: Cross multiply
    430,874.88x = 594,536.40 × 239,883.36
  4. Step 4: Simplify right side
    430,874.88x = 142,619,389,274.30
  5. Step 5: Solve for x
    x = 142,619,389,274.30/430,874.88
  6. Step 6: Final answer
    x = 330,999.55

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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.