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Finding the Fourth Proportional to 431,068.36, 594,892.68 and 240,081.75

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Solution

The fourth proportional to 431,068.36, 594,892.68 and 240,081.75 is: 331,323.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,068.36 : 594,892.68 = 240,081.75 : x
  2. Step 2: Convert to fraction form
    431,068.36/594,892.68 = 240,081.75/x
  3. Step 3: Cross multiply
    431,068.36x = 594,892.68 × 240,081.75
  4. Step 4: Simplify right side
    431,068.36x = 142,822,875,676.59
  5. Step 5: Solve for x
    x = 142,822,875,676.59/431,068.36
  6. Step 6: Final answer
    x = 331,323.03

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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.