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Finding the Fourth Proportional to 333,136.90, 499,740.36 and 108,514.84

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Solution

The fourth proportional to 333,136.90, 499,740.36 and 108,514.84 is: 162,783.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,136.90 : 499,740.36 = 108,514.84 : x
  2. Step 2: Convert to fraction form
    333,136.90/499,740.36 = 108,514.84/x
  3. Step 3: Cross multiply
    333,136.90x = 499,740.36 × 108,514.84
  4. Step 4: Simplify right side
    333,136.90x = 54,229,245,206.94
  5. Step 5: Solve for x
    x = 54,229,245,206.94/333,136.90
  6. Step 6: Final answer
    x = 162,783.66

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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.