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Finding the Fourth Proportional to 594,443.56, 820,277.92 and 352,684.48

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Solution

The fourth proportional to 594,443.56, 820,277.92 and 352,684.48 is: 486,672.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,443.56 : 820,277.92 = 352,684.48 : x
  2. Step 2: Convert to fraction form
    594,443.56/820,277.92 = 352,684.48/x
  3. Step 3: Cross multiply
    594,443.56x = 820,277.92 × 352,684.48
  4. Step 4: Simplify right side
    594,443.56x = 289,299,291,670.68
  5. Step 5: Solve for x
    x = 289,299,291,670.68/594,443.56
  6. Step 6: Final answer
    x = 486,672.43

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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.