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Finding the Fourth Proportional to 594,402.14, 889,576.13 and 378,151.58

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Solution

The fourth proportional to 594,402.14, 889,576.13 and 378,151.58 is: 565,937.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,402.14 : 889,576.13 = 378,151.58 : x
  2. Step 2: Convert to fraction form
    594,402.14/889,576.13 = 378,151.58/x
  3. Step 3: Cross multiply
    594,402.14x = 889,576.13 × 378,151.58
  4. Step 4: Simplify right side
    594,402.14x = 336,394,622,259.11
  5. Step 5: Solve for x
    x = 336,394,622,259.11/594,402.14
  6. Step 6: Final answer
    x = 565,937.77

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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.