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Finding the Fourth Proportional to 592,462.69, 817,604.44 and 320,536.44

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Solution

The fourth proportional to 592,462.69, 817,604.44 and 320,536.44 is: 442,343.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,462.69 : 817,604.44 = 320,536.44 : x
  2. Step 2: Convert to fraction form
    592,462.69/817,604.44 = 320,536.44/x
  3. Step 3: Cross multiply
    592,462.69x = 817,604.44 × 320,536.44
  4. Step 4: Simplify right side
    592,462.69x = 262,072,015,724.45
  5. Step 5: Solve for x
    x = 262,072,015,724.45/592,462.69
  6. Step 6: Final answer
    x = 442,343.49

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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.