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Finding the Fourth Proportional to 592,604.67, 817,796.62 and 320,672.57

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Solution

The fourth proportional to 592,604.67, 817,796.62 and 320,672.57 is: 442,529.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,604.67 : 817,796.62 = 320,672.57 : x
  2. Step 2: Convert to fraction form
    592,604.67/817,796.62 = 320,672.57/x
  3. Step 3: Cross multiply
    592,604.67x = 817,796.62 × 320,672.57
  4. Step 4: Simplify right side
    592,604.67x = 262,244,943,872.71
  5. Step 5: Solve for x
    x = 262,244,943,872.71/592,604.67
  6. Step 6: Final answer
    x = 442,529.32

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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.