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Finding the Fourth Proportional to 594,674.63, 820,657.12 and 322,744.87

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Solution

The fourth proportional to 594,674.63, 820,657.12 and 322,744.87 is: 445,391.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,674.63 : 820,657.12 = 322,744.87 : x
  2. Step 2: Convert to fraction form
    594,674.63/820,657.12 = 322,744.87/x
  3. Step 3: Cross multiply
    594,674.63x = 820,657.12 × 322,744.87
  4. Step 4: Simplify right side
    594,674.63x = 264,862,878,367.48
  5. Step 5: Solve for x
    x = 264,862,878,367.48/594,674.63
  6. Step 6: Final answer
    x = 445,391.25

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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.