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Finding the Fourth Proportional to 594,792.72, 820,785.96 and 322,854.48

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Solution

The fourth proportional to 594,792.72, 820,785.96 and 322,854.48 is: 445,523.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,792.72 : 820,785.96 = 322,854.48 : x
  2. Step 2: Convert to fraction form
    594,792.72/820,785.96 = 322,854.48/x
  3. Step 3: Cross multiply
    594,792.72x = 820,785.96 × 322,854.48
  4. Step 4: Simplify right side
    594,792.72x = 264,994,424,307.10
  5. Step 5: Solve for x
    x = 264,994,424,307.10/594,792.72
  6. Step 6: Final answer
    x = 445,523.99

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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.