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Finding the Fourth Proportional to 576,171.60, 795,043.45 and 321,533.52

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Solution

The fourth proportional to 576,171.60, 795,043.45 and 321,533.52 is: 443,675.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,171.60 : 795,043.45 = 321,533.52 : x
  2. Step 2: Convert to fraction form
    576,171.60/795,043.45 = 321,533.52/x
  3. Step 3: Cross multiply
    576,171.60x = 795,043.45 × 321,533.52
  4. Step 4: Simplify right side
    576,171.60x = 255,633,119,031.44
  5. Step 5: Solve for x
    x = 255,633,119,031.44/576,171.60
  6. Step 6: Final answer
    x = 443,675.32

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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.