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Finding the Fourth Proportional to 295,324.57, 443,030.33 and 95,578.57

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Solution

The fourth proportional to 295,324.57, 443,030.33 and 95,578.57 is: 143,381.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,324.57 : 443,030.33 = 95,578.57 : x
  2. Step 2: Convert to fraction form
    295,324.57/443,030.33 = 95,578.57/x
  3. Step 3: Cross multiply
    295,324.57x = 443,030.33 × 95,578.57
  4. Step 4: Simplify right side
    295,324.57x = 42,344,205,408.03
  5. Step 5: Solve for x
    x = 42,344,205,408.03/295,324.57
  6. Step 6: Final answer
    x = 143,381.93

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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.