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Finding the Fourth Proportional to 255,344.94, 352,260.81 and 173,573.01

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Solution

The fourth proportional to 255,344.94, 352,260.81 and 173,573.01 is: 239,452.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,344.94 : 352,260.81 = 173,573.01 : x
  2. Step 2: Convert to fraction form
    255,344.94/352,260.81 = 173,573.01/x
  3. Step 3: Cross multiply
    255,344.94x = 352,260.81 × 173,573.01
  4. Step 4: Simplify right side
    255,344.94x = 61,142,969,096.74
  5. Step 5: Solve for x
    x = 61,142,969,096.74/255,344.94
  6. Step 6: Final answer
    x = 239,452.44

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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.