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Finding the Fourth Proportional to 574,293.01, 792,550.60 and 319,660.60

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Solution

The fourth proportional to 574,293.01, 792,550.60 and 319,660.60 is: 441,146.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,293.01 : 792,550.60 = 319,660.60 : x
  2. Step 2: Convert to fraction form
    574,293.01/792,550.60 = 319,660.60/x
  3. Step 3: Cross multiply
    574,293.01x = 792,550.60 × 319,660.60
  4. Step 4: Simplify right side
    574,293.01x = 253,347,200,326.36
  5. Step 5: Solve for x
    x = 253,347,200,326.36/574,293.01
  6. Step 6: Final answer
    x = 441,146.24

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1.5x scale

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.