Home / 762,044.42-1,143,591.51-263,408.42

Finding the Fourth Proportional to 762,044.42, 1,143,591.51 and 263,408.42

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Solution

The fourth proportional to 762,044.42, 1,143,591.51 and 263,408.42 is: 395,294.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,044.42 : 1,143,591.51 = 263,408.42 : x
  2. Step 2: Convert to fraction form
    762,044.42/1,143,591.51 = 263,408.42/x
  3. Step 3: Cross multiply
    762,044.42x = 1,143,591.51 × 263,408.42
  4. Step 4: Simplify right side
    762,044.42x = 301,231,632,774.51
  5. Step 5: Solve for x
    x = 301,231,632,774.51/762,044.42
  6. Step 6: Final answer
    x = 395,294.06

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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.