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Finding the Fourth Proportional to 574,159.28, 792,480.48 and 444,842

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Solution

The fourth proportional to 574,159.28, 792,480.48 and 444,842 is: 613,990.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,159.28 : 792,480.48 = 444,842 : x
  2. Step 2: Convert to fraction form
    574,159.28/792,480.48 = 444,842/x
  3. Step 3: Cross multiply
    574,159.28x = 792,480.48 × 444,842
  4. Step 4: Simplify right side
    574,159.28x = 352,528,601,684.16
  5. Step 5: Solve for x
    x = 352,528,601,684.16/574,159.28
  6. Step 6: Final answer
    x = 613,990.95

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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.