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Finding the Fourth Proportional to 594,788.92, 820,809.52 and 322,856.64

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Solution

The fourth proportional to 594,788.92, 820,809.52 and 322,856.64 is: 445,542.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,788.92 : 820,809.52 = 322,856.64 : x
  2. Step 2: Convert to fraction form
    594,788.92/820,809.52 = 322,856.64/x
  3. Step 3: Cross multiply
    594,788.92x = 820,809.52 × 322,856.64
  4. Step 4: Simplify right side
    594,788.92x = 265,003,803,707.21
  5. Step 5: Solve for x
    x = 265,003,803,707.21/594,788.92
  6. Step 6: Final answer
    x = 445,542.60

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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.