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Finding the Fourth Proportional to 594,747.36, 820,729.36 and 322,809.40

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Solution

The fourth proportional to 594,747.36, 820,729.36 and 322,809.40 is: 445,465.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,747.36 : 820,729.36 = 322,809.40 : x
  2. Step 2: Convert to fraction form
    594,747.36/820,729.36 = 322,809.40/x
  3. Step 3: Cross multiply
    594,747.36x = 820,729.36 × 322,809.40
  4. Step 4: Simplify right side
    594,747.36x = 264,939,153,693.41
  5. Step 5: Solve for x
    x = 264,939,153,693.41/594,747.36
  6. Step 6: Final answer
    x = 445,465.04

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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.