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Finding the Fourth Proportional to 590,506.84, 814,944.54 and 335,842.84

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Solution

The fourth proportional to 590,506.84, 814,944.54 and 335,842.84 is: 463,488.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,506.84 : 814,944.54 = 335,842.84 : x
  2. Step 2: Convert to fraction form
    590,506.84/814,944.54 = 335,842.84/x
  3. Step 3: Cross multiply
    590,506.84x = 814,944.54 × 335,842.84
  4. Step 4: Simplify right side
    590,506.84x = 273,693,288,756.09
  5. Step 5: Solve for x
    x = 273,693,288,756.09/590,506.84
  6. Step 6: Final answer
    x = 463,488.77

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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.