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Finding the Fourth Proportional to 592,676.82, 817,894.04 and 320,744.75

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Solution

The fourth proportional to 592,676.82, 817,894.04 and 320,744.75 is: 442,627.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,676.82 : 817,894.04 = 320,744.75 : x
  2. Step 2: Convert to fraction form
    592,676.82/817,894.04 = 320,744.75/x
  3. Step 3: Cross multiply
    592,676.82x = 817,894.04 × 320,744.75
  4. Step 4: Simplify right side
    592,676.82x = 262,335,213,693.10
  5. Step 5: Solve for x
    x = 262,335,213,693.10/592,676.82
  6. Step 6: Final answer
    x = 442,627.76

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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.