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Finding the Fourth Proportional to 429,452.88, 593,202.72 and 326,855.04

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Solution

The fourth proportional to 429,452.88, 593,202.72 and 326,855.04 is: 451,484.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,452.88 : 593,202.72 = 326,855.04 : x
  2. Step 2: Convert to fraction form
    429,452.88/593,202.72 = 326,855.04/x
  3. Step 3: Cross multiply
    429,452.88x = 593,202.72 × 326,855.04
  4. Step 4: Simplify right side
    429,452.88x = 193,891,298,773.71
  5. Step 5: Solve for x
    x = 193,891,298,773.71/429,452.88
  6. Step 6: Final answer
    x = 451,484.45

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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.