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Finding the Fourth Proportional to 330,069.66, 496,895.82 and 295,777.50

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Solution

The fourth proportional to 330,069.66, 496,895.82 and 295,777.50 is: 445,271.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,069.66 : 496,895.82 = 295,777.50 : x
  2. Step 2: Convert to fraction form
    330,069.66/496,895.82 = 295,777.50/x
  3. Step 3: Cross multiply
    330,069.66x = 496,895.82 × 295,777.50
  4. Step 4: Simplify right side
    330,069.66x = 146,970,603,400.05
  5. Step 5: Solve for x
    x = 146,970,603,400.05/330,069.66
  6. Step 6: Final answer
    x = 445,271.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.