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Finding the Fourth Proportional to 333,369.60, 500,054.40 and 331,036.80

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Solution

The fourth proportional to 333,369.60, 500,054.40 and 331,036.80 is: 496,555.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,369.60 : 500,054.40 = 331,036.80 : x
  2. Step 2: Convert to fraction form
    333,369.60/500,054.40 = 331,036.80/x
  3. Step 3: Cross multiply
    333,369.60x = 500,054.40 × 331,036.80
  4. Step 4: Simplify right side
    333,369.60x = 165,536,408,401.92
  5. Step 5: Solve for x
    x = 165,536,408,401.92/333,369.60
  6. Step 6: Final answer
    x = 496,555.20

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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.