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Finding the Fourth Proportional to 574,054.62, 792,263.64 and 329,127

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Solution

The fourth proportional to 574,054.62, 792,263.64 and 329,127 is: 454,234.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,054.62 : 792,263.64 = 329,127 : x
  2. Step 2: Convert to fraction form
    574,054.62/792,263.64 = 329,127/x
  3. Step 3: Cross multiply
    574,054.62x = 792,263.64 × 329,127
  4. Step 4: Simplify right side
    574,054.62x = 260,755,355,042.28
  5. Step 5: Solve for x
    x = 260,755,355,042.28/574,054.62
  6. Step 6: Final answer
    x = 454,234.40

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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.