Home / 756,089.50-1,134,344.44-329,662.59

Finding the Fourth Proportional to 756,089.50, 1,134,344.44 and 329,662.59

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Solution

The fourth proportional to 756,089.50, 1,134,344.44 and 329,662.59 is: 494,585.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,089.50 : 1,134,344.44 = 329,662.59 : x
  2. Step 2: Convert to fraction form
    756,089.50/1,134,344.44 = 329,662.59/x
  3. Step 3: Cross multiply
    756,089.50x = 1,134,344.44 × 329,662.59
  4. Step 4: Simplify right side
    756,089.50x = 373,950,926,042.50
  5. Step 5: Solve for x
    x = 373,950,926,042.50/756,089.50
  6. Step 6: Final answer
    x = 494,585.53

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Double scale
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Similar ratio
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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.