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Finding the Fourth Proportional to 574,794.72, 792,942 and 446,592.96

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Solution

The fourth proportional to 574,794.72, 792,942 and 446,592.96 is: 616,084.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,794.72 : 792,942 = 446,592.96 : x
  2. Step 2: Convert to fraction form
    574,794.72/792,942 = 446,592.96/x
  3. Step 3: Cross multiply
    574,794.72x = 792,942 × 446,592.96
  4. Step 4: Simplify right side
    574,794.72x = 354,122,314,888.32
  5. Step 5: Solve for x
    x = 354,122,314,888.32/574,794.72
  6. Step 6: Final answer
    x = 616,084.84

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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.