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Finding the Fourth Proportional to 576,235.88, 795,245.70 and 321,591.24

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Solution

The fourth proportional to 576,235.88, 795,245.70 and 321,591.24 is: 443,818.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,235.88 : 795,245.70 = 321,591.24 : x
  2. Step 2: Convert to fraction form
    576,235.88/795,245.70 = 321,591.24/x
  3. Step 3: Cross multiply
    576,235.88x = 795,245.70 × 321,591.24
  4. Step 4: Simplify right side
    576,235.88x = 255,744,050,767.67
  5. Step 5: Solve for x
    x = 255,744,050,767.67/576,235.88
  6. Step 6: Final answer
    x = 443,818.34

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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.