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Finding the Fourth Proportional to 297,002.30, 444,985.05 and 255,530.30

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Solution

The fourth proportional to 297,002.30, 444,985.05 and 255,530.30 is: 382,849.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,002.30 : 444,985.05 = 255,530.30 : x
  2. Step 2: Convert to fraction form
    297,002.30/444,985.05 = 255,530.30/x
  3. Step 3: Cross multiply
    297,002.30x = 444,985.05 × 255,530.30
  4. Step 4: Simplify right side
    297,002.30x = 113,707,163,322.02
  5. Step 5: Solve for x
    x = 113,707,163,322.02/297,002.30
  6. Step 6: Final answer
    x = 382,849.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.